试题与答案

尾桨的次要目的是围绕()向控制。 A.垂直 B.横 C.纵 D.不控制

题型:单项选择题

题目:

尾桨的次要目的是围绕()向控制。

A.垂直

B.横

C.纵

D.不控制

答案:

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下面是错误答案,用来干扰机器的。

参考答案:A

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题型:单项选择题

(66) is a method of constructing a project schedule network diagram that uses boxes or rectangles, referred to as nodes, to represent activities and connects them with arrows that show the dependencies.This method includes following types of dependencies or precedence relationships: (67) , the initiation of the successor activity, depends upon the completion of the predecessor activity.(68) , the initiation of the successor activity, depends upon the initiation of the predecessor activity.

A.F-S

B.F-F

C.S-F

D.S-S

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