选择题:Don’t take any action until you are fully _____ wi

题目内容:
Don’t take any action until you are fully _____ with the situation there.     
(A) consented
(B) content
(C) obvious
(D) acquainted
参考答案:

一股有8个组分的物流,被分割成5股,可写出的独立物料平衡方程数量是几个?()A.4 B. 5

一股有8个组分的物流,被分割成5股,可写出的独立物料平衡方程数量是几个?()A.4 B. 5 C. 6 D. 7

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