units of variance 中文意思是什麼

units of variance 解釋
可變部件
  • units : 部隊熱鍵
  • of : OF ＝Old French 古法語。
  • variance : n. 1. 變化，變動，變更；變度，變量；【統計】（平）方（偏）差。2. （意見等的）相異；不和，沖突，爭論。3. 【法律】訴狀和供詞的不符。
  1. Because of variance of the communication protocols deployed in customers units, the software development tasks of main controller used to be assigned in terms of different projects. so there was high redundancy in codes and many difficulties in reuse of codes

    各個靶場的通信協議的不同導致機下系統軟體的開發處于按項目的方式進行分工，這樣產生的代碼不利於向不同通信平臺的移植，項目開發過程中存在許多重復性勞動。
  2. Based on the port and waterway superintendence units, we study and screen the detailed method for the sample survey of whole industry waterway transportation volume, including selecting detailed sampling method, determining the appropriate sampling size, designing the calculation formula of all target estimators and their variance estimation

    包括選定具體的抽樣方法，確定合適的樣本量，給出需估計目標量的估計公式及估計量的精度公式，制定詳細的樣本調查規定和編制科學合理的樣本調查表等。
  3. Solution method of matrix units of genetic variance and covariance in estimating cows ' genetic value

    協方差的最優二次型無偏估計
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