diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
index 7a030dd2..5842ec45 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Detail.ts
@@ -106,6 +106,8 @@ interface Entry {
   /** 서버 요소조각의 첫 요소 — 자리 표시 든 줄이 입력으로 풀린 키 · 글 */
   unitRef?: string;
   unitText?: string;
+  /** 자재 단위가 줄 단위와 성격이 다름 — 「줄 m · 자재 Ton」 */
+  warn?: string;
 }
 
 /** 재료 고르기 줄 — `요소` 가 글 대신 {구분·상세구분·규격·대표} 객체 */
@@ -237,6 +239,7 @@ function entries(ctx: DetailContext): Entry[] {
       qtyFrag: [{ text: item.수량 }],
       price: price === undefined || price === null ? "" : formatPrice(price),
       amount: line ? line.금액 : null,
+      warn: line?.단위경고,
       extra: false,
       open: (self) =>
         openMaterialModal({
@@ -338,6 +341,14 @@ function lineRow(e: Entry): HTMLElement {
             ? [el("div", { className: "m01-logic__tag", text: `${e.share} ${tl("Share")}` })]
             : []),
           ...(e.spec ? [el("div", { className: "m01-logic__muted", text: e.spec })] : []),
+          ...(e.warn
+            ? [
+                el("div", {
+                  className: "m01-logic__tag m01lab__warn",
+                  text: `${tx("Calc_UnitWarn")} · ${e.warn}`,
+                }),
+              ]
+            : []),
         ],
       }),
       cellOf(e.unit),
diff --git a/M01_MasterData/M01_MasterData_UI_LogicLab_Modal.ts b/M01_MasterData/M01_MasterData_UI_LogicLab_Modal.ts
index 76c267e9..1d197668 100644
--- a/M01_MasterData/M01_MasterData_UI_LogicLab_Modal.ts
+++ b/M01_MasterData/M01_MasterData_UI_LogicLab_Modal.ts
@@ -10,7 +10,6 @@
 
 import { createButton, el } from "@ui/ui_template_elements";
 import {
-  fetchMaterials,
   searchElements,
   type ElementBrief,
   type NamedFormula,
@@ -46,7 +45,18 @@ export interface PickCond {
 export const condText = (cond: PickCond): string =>
   ["구분", "상세구분", "이름", "규격", "대표", "지역", "계약종별"]
     .map((k) => String(cond[k] ?? ""))
-    .join("|");
+    .join("|") + (cond["검색어"] ? `|${cond["검색어"]}` : "");
+
+/** 재료 모달 검색 칸 글 — 검색어 첫 낱말의 괄호 앞(「합판(내수) 12t」 → 「합판」) */
+export const headWord = (text: unknown): string =>
+  String(text ?? "")
+    .trim()
+    .split(/\s+/)[0]
+    .replace(/[(（].*$/, "");
+
+/** 고르기 줄 후보 찾기 글 — 검색어 → 이름 → 상세구분 → 구분 차례 첫 낱말 */
+export const seedOf = (cond: PickCond): string =>
+  [cond["검색어"], cond.이름, cond.상세구분, cond.구분].map(headWord).find(Boolean) ?? "";
 
 export interface ModalTarget {
   title: string;
@@ -227,19 +237,12 @@ const muted = (text: string): HTMLElement => el("p", { className: "m01-logic__mu
 /** 재료 고르기 줄 후보 목록 — 잡힌 품목(`pickedRef`)을 노란 줄로 · 후보가 100건을 넘으면 앞 100건만 옴 */
 function candidateView(
   cond: PickCond,
-  unit: string,
   pickedRef: string,
   onPicked: (item: ElementBrief | null) => void,
 ): HTMLElement {
   const box = el("div", { className: "m01lab__data", attrs: { "data-candidates": "1" } });
   box.append(muted("…"));
-  void fetchMaterials({
-    sub: String(cond["구분"] ?? ""),
-    detail: String(cond["상세구분"] ?? ""),
-    spec: String(cond["규격"] ?? ""),
-    region: "",
-    unit,
-  })
+  void searchElements("재료", seedOf(cond))
     .then((got) => {
       onPicked(got.items.find((it) => it.ref === pickedRef) ?? null);
       const rows = got.items.map((it) =>
@@ -301,12 +304,17 @@ export function openMaterialModal(target: ModalTarget): void {
     const element = target.element ?? "";
     const base = element.split(".")[0];
     // 고르기 줄 = 서버가 조건 글을 열쇠로 준 줄(대표가 안 정해졌으면 없음)
+    const priced = cond ? target.prices[condText(cond)] : undefined;
     const known = cond
-      ? target.prices[condText(cond)]
+      ? target.unitRef && priced?.ref !== target.unitRef
+        ? undefined // 서버가 잡은 품목이 다르면 그 품목으로
+        : priced
       : element
         ? (target.prices[element] ?? target.prices[base])
         : undefined;
-    const priceRef = cond ? pickedOf(cond, target.values, known?.ref ?? "") : element;
+    const priceRef = cond
+      ? target.unitRef || pickedOf(cond, target.values, known?.ref ?? "")
+      : element;
     const logicKey = /^로직\((\w+)/.exec(element)?.[1] ?? "";
     const sum = el("p", { className: "m01lab__sum" });
     const setSum = (price: ElementBrief | null | undefined): void => {
@@ -366,7 +374,7 @@ export function openMaterialModal(target: ModalTarget): void {
       rate,
       ...(cond
         ? [
-            candidateView(cond, target.unit ?? "", priceRef, (item) => {
+            candidateView(cond, priceRef, (item) => {
               if (known || !priceRef) return;
               const show = (brief: ElementBrief | null): void => {
                 rate.replaceChildren(
diff --git a/M01_MasterData/M01_MasterData_UI_Logic_Api.ts b/M01_MasterData/M01_MasterData_UI_Logic_Api.ts
index 809d64f6..c61432a3 100644
--- a/M01_MasterData/M01_MasterData_UI_Logic_Api.ts
+++ b/M01_MasterData/M01_MasterData_UI_Logic_Api.ts
@@ -90,6 +90,8 @@ export interface CalcLine {
   출처?: string;
   /** 자재 단위가 줄 단위와 성격이 달라 환산 못 하고 셈 — 「줄 m · 자재 Ton」 */
   단위경고?: string;
+  /** 재료 줄이 잡은 품목 — 키 · 이름 · 규격 · 단위 · 값 칸 */
+  품목?: { 키: string; 이름?: string; 규격?: string; 단위?: string; 값칸?: string };
 }
 export type CalcAnswer =
   | {
diff --git a/M01_MasterData/M01_MasterData_UI_Logic_Calc.ts b/M01_MasterData/M01_MasterData_UI_Logic_Calc.ts
index 0f1fdd8f..a8e22451 100644
--- a/M01_MasterData/M01_MasterData_UI_Logic_Calc.ts
+++ b/M01_MasterData/M01_MasterData_UI_Logic_Calc.ts
@@ -21,6 +21,7 @@ import {
   machineControl,
   materialRows,
   pickBody,
+  showItems,
 } from "./M01_MasterData_UI_Logic_CalcPick";
 import { formatNumber } from "./M01_MasterData_UI_Logic_Edit";
 import { formatMoney } from "./M01_MasterData_UI_Logic_Money";
@@ -183,6 +184,7 @@ export function buildCalc(host: HTMLElement, ctx: CalcContext): void {
       const answer = await runCalc(body);
       if (ctx.onText) ctx.onText(await runText(body));
       ctx.onLines(answer.ok ? (answer.lines ?? null) : null);
+      if (answer.ok && answer.lines) showItems(host, ctx.values, answer.lines);
       out.replaceChildren(...answerView(answer, draft, (ctx.row.결과단위 ?? "").startsWith("원")));
     } catch (error) {
       showToast(error instanceof Error ? error.message : tx("Load_Failed"), "error");
diff --git a/M01_MasterData/M01_MasterData_UI_Logic_CalcPick.ts b/M01_MasterData/M01_MasterData_UI_Logic_CalcPick.ts
index b24842fe..ebf5111e 100644
--- a/M01_MasterData/M01_MasterData_UI_Logic_CalcPick.ts
+++ b/M01_MasterData/M01_MasterData_UI_Logic_CalcPick.ts
@@ -6,10 +6,10 @@
 
 import { createButton, el } from "@ui/ui_template_elements";
 import { fetchRows, type Row } from "./M01_MasterData_Api_Fetch";
-import type { ElementBrief, LogicInput, LogicRow } from "./M01_MasterData_UI_Logic_Api";
+import type { CalcLine, ElementBrief, LogicInput, LogicRow } from "./M01_MasterData_UI_Logic_Api";
 import { openPickTable } from "./M01_MasterData_UI_Logic_PickTable";
 import { tx } from "./M01_MasterData_UI_Logic_Text";
-import { condText, type PickCond } from "./M01_MasterData_UI_LogicLab_Modal";
+import { condText, headWord, type PickCond } from "./M01_MasterData_UI_LogicLab_Modal";
 
 interface Chosen {
   ref: string;
@@ -33,7 +33,6 @@ export function pickBody(values: Record<string, string>): { 고름?: Record<stri
 }
 
 const nameOf = (row: Row): string => `${row["이름"] ?? ""} ${row["규격"] ?? ""}`.trim();
-const firstWord = (text: string): string => text.trim().split(/\s+/)[0] ?? "";
 
 const MATERIAL_KEYS = /^MT\d{6}$/;
 const MACHINE_CODE = /^\d{4}-\d{4}$/;
@@ -73,17 +72,18 @@ export function materialRows(
           ? (item.요소 as unknown as PickCond)
           : null;
       const brief = (cond ? prices[condText(cond)] : prices[item.요소]) ?? null;
-      const label = item.이름 ?? (brief?.이름 as string | undefined) ?? "";
+      const named = item.이름 && !/^[A-Z]{2}\d{6}/.test(item.이름) ? item.이름 : "";
+      const label = named || (brief?.이름 as string | undefined) || "";
       const held = mine.get(i);
-      const nowRef = held?.ref ?? brief?.ref;
       const nowName =
         held?.label ?? (brief ? `${brief.이름 ?? ""} ${brief.규격 ?? ""}`.trim() : "") ?? "";
       const seeds = [cond?.["검색어"], cond?.이름, cond?.상세구분, cond?.구분, label]
-        .map((w) => firstWord(String(w ?? "")))
+        .map(headWord)
         .filter((w, k, all) => w && all.indexOf(w) === k);
       const current = el("span", {
         className: "m01-logic__muted",
         text: `${nowName || tx("Mat_NoPrice")} `,
+        attrs: { "data-mat-idx": String(i), "data-ref": brief?.ref ?? "" },
       });
       const button = pickButton(tx("Pick_Item"), () =>
         openPickTable({
@@ -91,7 +91,7 @@ export function materialRows(
           title: `${tx("Pick_MatTitle")} · ${label}`,
           seed: seeds[0] ?? "",
           alt: seeds.slice(1),
-          isCurrent: (r) => String(r["키"]) === nowRef,
+          isCurrent: (r) => String(r["키"]) === (mine.get(i)?.ref ?? current.dataset.ref),
           onPick: (r) => {
             mine.set(i, { ref: String(r["키"]), label: nameOf(r) });
             current.textContent = `${nameOf(r)} `;
@@ -103,6 +103,22 @@ export function materialRows(
     });
 }
 
+/** 계산 답의 `품목` 을 잡힌 품목 글로 — 고른 재료가 있는 줄은 그대로 */
+export function showItems(
+  host: HTMLElement,
+  values: Record<string, string>,
+  lines: CalcLine[],
+): void {
+  const mine = picksOf(values);
+  host.querySelectorAll<HTMLElement>("[data-mat-idx]").forEach((span) => {
+    const i = Number(span.dataset.matIdx);
+    const item = lines[i]?.품목;
+    if (!item || mine.has(i)) return;
+    span.dataset.ref = item.키;
+    span.textContent = `${`${item.이름 ?? ""} ${item.규격 ?? ""}`.trim() || item.키} `;
+  });
+}
+
 /** 기계 입력 칸 — 표 모달로 고르면 입력값(원문 분류번호 · 키 목록이면 키) */
 const machines = new Map<string, Row | null>();
 async function machineRow(code: string): Promise<Row | null> {
diff --git a/resources/master_data/scripts/master_text.py b/resources/master_data/scripts/master_text.py
index 70d5a918..0d8f340e 100644
--- a/resources/master_data/scripts/master_text.py
+++ b/resources/master_data/scripts/master_text.py
@@ -21,6 +21,7 @@ from decimal import ROUND_HALF_UP, Decimal
 
 import master_copy as mc
 import master_formula as mf
+import master_text_item as mti
 
 PLACES = Decimal("0.0001")  # 화면 `formatNumber` 와 같음(소수 넷째 자리까지)
 PRICE_TAIL = {"인력": "노임", "기계": "손료"}  # 단가 자리의 이름 꼬리(그 밖은 「단가」)
@@ -545,9 +546,9 @@ def lines(files: dict, key: str, given: dict) -> dict:
     if result is not None:
         shown = result["줄"]
         env["줄"] = {r["이름"]: r["금액"] for r in shown if r["이름"]}
-        for item, line, label in zip(items, shown, labels):
+        for n, (item, line, label) in enumerate(zip(items, shown, labels)):
             조각 = _formula_pieces(item["수량"], env, master, name_of, alias_by_name)
-            요소 = _item_pieces(item, env, master)
+            요소 = _item_pieces(item, env, master, line, n)
             for part, money in _shares(line):
                 split = part if len(line["비목"]) > 1 else None
                 one = {
@@ -565,14 +566,14 @@ def lines(files: dict, key: str, given: dict) -> dict:
         끝수 = _cut_note(row)
         계 = result["계"]
     else:
-        for item, label in zip(items, labels):
+        for n, (item, label) in enumerate(zip(items, labels)):
             parts = (
                 list(mf.COST_ITEMS)
                 if item.get("종류") == "로직" and "비목" not in item
                 else [item.get("비목")]
             )
             조각 = _formula_pieces(item["수량"], env, master, name_of, alias_by_name)
-            요소 = _item_pieces(item, env, master)
+            요소 = _item_pieces(item, env, master, None, n)
             for part in parts:
                 if part not in mf.COST_ITEMS:
                     continue
@@ -628,13 +629,16 @@ def _arg_text(node, env: dict, master) -> str:
     return fmt(value)
 
 
-def _item_pieces(item: dict, env: dict, master) -> list[dict]:
+def _item_pieces(
+    item: dict, env: dict, master, line: dict | None = None, index: int = 0
+) -> list[dict]:
     """줄의 단가 자리(요소 · 로직 부르기) 조각 — PLAN 3-1 요소조각."""
     ref = item.get("요소")
     if item.get("종류") != "로직":
         name = str(item.get("이름") or "")
-        if isinstance(ref, dict):  # 재료 고르기 조건 — 품명만
-            return [{"kind": "요소", "글": name}]
+        if isinstance(ref, dict):  # 재료 고르기 조건 — 잡힌 품목 이름 · 참조(고름 · 검색어 · 대표)
+            found = mti.piece(item, line, index, env, master)
+            return [found or {"kind": "요소", "글": name}]
         piece = _elem_piece(master, ref, env)
         return [{**piece, "글": name or piece["글"]}]
     try:
diff --git a/resources/master_data/scripts/master_text_item.py b/resources/master_data/scripts/master_text_item.py
new file mode 100644
index 00000000..c58bc165
--- /dev/null
+++ b/resources/master_data/scripts/master_text_item.py
@@ -0,0 +1,38 @@
+# -*- coding: utf-8 -*-
+"""재료 줄 요소조각 — 잡힌 자재품목 이름 · 참조(PLAN 8-5). `master_text._item_pieces` 가 부름."""
+
+from __future__ import annotations
+
+import re
+
+import master_formula as mf
+import master_pick as mp
+
+_ERRORS = (mf.FormulaError, KeyError, TypeError)
+
+
+def picked(item: dict, line: dict | None, index: int, env: dict, master) -> dict | None:
+    """재료 줄이 잡은 자재품목 줄 — 계산한 줄의 출처(`MT000018.거래가격`) 먼저 ·
+    빈 줄이면 고름 · 검색어 · 대표로 다시 찾음. 못 찾으면 None."""
+    got = str((line or {}).get("출처") or "")[:8]
+    try:
+        if got[:2] == "MT":
+            return master.get(got)
+        cond = {k: mf.fill(v, env) if isinstance(v, str) else v for k, v in item["요소"].items()}
+        key = (mp.CHOSEN.get() or {}).get(str(index))
+        if not key and cond.get("검색어"):
+            key = mp.pick(master, cond, env, item.get("단위"))
+        key = key or cond.get("대표")
+        return master.get(str(key)) if key and str(key)[:2] == "MT" else None
+    except _ERRORS:
+        return None
+
+
+def piece(item: dict, line: dict | None, index: int, env: dict, master) -> dict | None:
+    """요소조각 — 글 = 품목 이름(지역 포함) · 참조 = 테이블 MT · 그 키. 못 찾으면 None."""
+    row = picked(item, line, index, env, master)
+    if row is None:
+        return None
+    key = str(row["키"])
+    name = re.sub(r"\s+", " ", str(row.get("이름") or "")).strip()
+    return {"kind": "요소", "글": name, "참조": {"테이블": key[:2], "키": key}}
diff --git a/resources/tester/test_m01_text.py b/resources/tester/test_m01_text.py
index fea9c4d6..a7472a7e 100644
--- a/resources/tester/test_m01_text.py
+++ b/resources/tester/test_m01_text.py
@@ -520,3 +520,27 @@ def test_표에_없는_입력_조합은_그_줄만_비우고_글은_그대로()
     assert len(blank) < len(lines) or got["계"] is not None
     calc = store.calc("GC001000", {**store.auto("GC001000")["값"], "시공구분": "기계시공"})
     assert got["계"] == calc["sums"]["계"]
+
+
+def _mat_piece(lines: list[dict], name: str) -> dict:
+    return next(x for x in lines if x["이름"] == name)["요소조각"][0]
+
+
+def test_재료_줄_요소조각은_잡힌_품목_이름과_MT_참조() -> None:
+    piece = _mat_piece(_text_of("GF000159"), "결속선 0.9㎜")
+    assert piece["글"].startswith("어닐링철선(결속선)") and piece["글"].endswith("서울")
+    assert piece["참조"] == {"테이블": "MT", "키": "MT000209"}
+    auto = {k: v for k, v in store.auto("GF000159")["값"].items() if v is not None}
+    assert store.text("GF000159", auto)["계"] == store.calc("GF000159", auto)["sums"]["계"]
+
+
+def test_고름으로_바꾼_재료_줄_요소조각은_고른_품목() -> None:
+    import check_master as cm
+    import master_pick as mp
+
+    auto = {k: v for k, v in store.auto("GF000159")["값"].items() if v is not None}
+    items = cm.master().logic("GF000159")["호표"]
+    at = next(i for i, h in enumerate(items) if h.get("이름") == "결속선 0.9㎜")
+    with mp.choosing({at: "MT000174"}):
+        got = _all_lines(store.text("GF000159", auto))
+    assert _mat_piece(got, "결속선 0.9㎜")["참조"]["키"] == "MT000174"