【正文】 累積失效數， 累積故障數Cumulative percentage of failures 累積失效百分率， 累積故障百分率 Cumulative probability distribution 累積機率分配（布）Cumulative sum 累積和Cumulative sum chart 累積和（管制）圖Cumulative sum control chart 累積和管制圖Cumulative terms 累積項Curtailed (Truncated) inspection 截略檢驗Curtailed (Truncated) sample inspection截略樣品檢驗Curtailed sampling 截略抽樣Curtailed sampling inspection 截略抽樣檢驗 Curtaijed sampling plan 截略抽樣計劃Curtailment of sampling plan 抽樣計劃之截略Curve 曲線Curve, frequency 次數曲線Curve, normal 常態(tài)曲線Curve chart (diagram) 曲線圖Curve fitting 曲線配合Curve of error 誤差曲線Curve of means 平均數曲線Curve of probability 機率曲線Curve type criterion 曲線型準則Curve shape 曲線形狀Curvilinear correlation 曲線相關 Curvilinear regression 曲線回歸Curvilinear trend 曲線趨勢Curvilinearity 曲線性Customer 客戶， 顧客Customer plaint 顧客抱怨Customer feedback information 顧客回饋信息 Customer incurred cost 顧客引發(fā)成本Customer operation cost 顧客作業(yè)成本Customer repair cost 顧客修理成本Customer requirement 顧客要求Customer satisfaction 顧客滿意度Customer39。s need 顧客需要 Cusum chart 累積和（管制）圖Cycles 周期Cycles between failures 失效間隔周期， 故障間隔周期Cycle of operation 操作周期Cyclic curve 周期（循環(huán)）曲線Cyclic damage 周期性損壞Cyclic load 周期性負荷Cyclical deviation 周期（循環(huán)）離差Cyclical fluctuation 周期波動Cyclical trend 周期趨勢Cyclical movement 周期移動 Cyclical variation 周期變異Cycling failure rate 周期性失效率， 周期性故障率DD chart d管制圖Data 數據Data analysis 數據分析Data bank 資料室（庫）Data exchange program 數據交換計劃Data, inspection 檢驗數據Data item 數據項， 文件項目Data processing 數據處理Death rate 死亡率Debug (debugging) 除錯Decile 十分位數Decimal fraction 小數Decision function 決策函數Decision line 決定線Decision making 決策Decision variable 決策變數Decreasing failure rate distribution 遞減失效率分配(布）Decrement 減量Decrement rate 減率Defect 疵病，缺點Defect, chronic 慢性缺點Defect, critical 嚴重缺點Defect, incidental 偶發(fā)缺點Defect, major 主要缺點Defect, minor 次要缺點Defect, sporadic 突發(fā)缺點Defect and failure analysis 缺點與失效分析 Defect chart 缺點數（管制）圖Defect Free 零缺點Defect prevention 缺點預防Defects, number of 缺點數Defects classification 缺點分類Defects per hundred units (dphu) 百件缺點數Defects per unit chart 每單位（內）缺點數（管制）圖Defects per unit plan 每單位（內）缺點數（管制）計劃Defective 不良品Defective, fraction 不良率Defective chart 不良品數（管制）圖Defective material 不良材料Defective number 不良品數Defective part 不良零件Defective parts, percentage of 不良零件百分率 Defective prevention 不良品預防Defective unit 不良品（單位）Defectives, number of 不良（品）數Defectives classification 不良品分類Definition(s) 定義Deflated series 調節(jié)數列Deflated value 調節(jié)值Deflating index 調節(jié)指數Degradation 劣化Degradation failure 劣化故障，劣化失效Degree of accuracy 準確度Degree of approximation 近似度Degree of association 相聯(lián)度Degree of confidence 信任（賴）度Degree of contribution 貢獻度Degree of freedom (DF) 自由度 Degree of reliability 可靠度 Delivery 交貨，出廠Delivery inspection 出廠檢驗Delivery qulaity 出廠品質Delivery time 運送時間 Demerit 減點Demerit chart 減點（數）（管制）圖Demerit rating 減點評比Demerits per unit 每單位（內）減點數Demonstration 示范，驗證，展現(xiàn)Demonstration test 驗證試驗，展現(xiàn)試驗Density function 密度函數Dependability 可恃性，相依性，依賴性Dependent factor 因變因子Dependent failure 相依失效，相依故障Dependent variable 因變數Derating 降等，額降，減額定Derivation 導出Derived table 導出表Descriptive item 說明項Descriptive statistics 記述統(tǒng)計（學）Design 設計Design baseline 設計準則Design change 設計變更Design considerations 設計考慮Design control 設計管制Design change control 設計變更管制Design control, new 新設計管制Design criterion 設計準則Design disclosure package 設計啟導文件Design effect cost 設計效應成本Design freeze 設計凍結Design in 設計進去Design input 設計輸入Design matrix 設計矩陣Design output 設計輸出Design of experiment 實驗計劃Design planning 設計規(guī)畫Design profile 設計輪廓Design proving 設計認可 Design qualification 設計之合格性Design release 設計發(fā)布Design requalification 設計合格之再認定Design review 設計審查Design specification 設計規(guī)格Design validation 設計確認Design verification 設計驗證，查證Design verification test 設計驗證試驗Designation 名稱Designed experiment 實驗計劃Destructive inspection (test) 破壞性檢驗（試驗） Detailed design 細部設計Detailed design review 細部設計審查Detailed inspection (100% inspection) 全數檢驗（百分之百檢驗） Detect 偵測Detection of a failure unit 失效單位之檢測，故障單位之檢測Detection time 檢測時間Deterioration 衰變，劣化Determination, coefficient of 定限系數 Development 發(fā)展Development test 發(fā)展試驗Deviation 離差Deviation, average 平均差Deviation, mean 平均差 Deviation, rootmeansquare 均方根差 Deviation, sample standard 樣本標準差Deviation, standard 標準差Deviation, universe standard 群體標準差Deviation permit 差異特許Deviation report 差異報告Diagnosis 診斷Diagnostic arm 診斷能力Diagonal distribution 對角分配（布）Diagram, bar 條（形）圖Diagram, curve 曲線圖Diagram, scatter 散布圖Diagrammatic presentation (Graphic presentation) 圖示Dice experiment 擲骰實驗Dichotomy 二分法Dichotomy, double 雙次二分法Dictogram 實體圖Difference, significance of 差異之顯著性Difference control chart 差異管制圖Difference correlation 差異相關Difference method, ttest 差異之t檢定Differential effect 差別效果Digit 數字Dilation 增強Dimension 尺寸Direct correlation 直接相關Direct product design 面積法Direct quality cost 直接質量成本曲線Direct summing design 直和法Dis Assemble 拆裝Discontinuous change 間斷變化Discontinuous data 間斷變數Discontinuous distribution 間斷分配（布）Discontinuous series 間斷數列Discontinuous variable 間斷變數Discrepant material 不適宜材料Discrete 間斷Discrete data 間斷數據Discrete distribution 間斷分配（布）Discrete series 間斷數列Discrete variable 間斷變數Discrimination power 判定能力Discrimination ratio 判別率Dispersion 離勢Dispersion, measure of 離勢量數Dispersion, relative 相對離勢Dispersion tendency 離中趨勢Display panels 顯示面板Disposability 處理性Disposition 處理Disssectable char