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【简答题】
分析题图3所示回路,回答问题: (1)三种回路都能实现单缸( )顺序动作回路。(单循环 / 连续循环)。 (2)图(a)实现主换向阀3换向的核心元件是( ),图(b)实现主换向阀3换向核心元件是( ),图(c)实现主换向阀3换向核心元件是( )。 (3)还能起到控制的回路是( )。(填写a或b或c)
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皮皮学刷刷变学霸
举一反三
【多选题】打造共建共治共享的社会治理格局是一项系统工程,需要通过顶层设计、体系构建、技术支撑、队伍建设、资源整合等途径协调推进,提高社会治理的( )水平,从而提高社会治理水平,达到良好治理效果。
A.
社会化
B.
法治化
C.
智能化
D.
专业化
E.
市场化
【单选题】听力原文：As to this agreement, no questions come to my mind right now, but I'd like to read it through again before signing it. (23)
A.
I'll ask someone else to read and check this agreement for errors.
B.
I'll think more about the agreement before making a decision.
C.
It's obvious that I'll discuss the agreement with my assistant first.
D.
It's out of question that I should get into any agreement with you.
【单选题】______ On an extremely hot day, sweating to cool your body effectively will occur when the air is very hot and dry and carries no water at all.
A.
T
B.
F
C.
NG
【简答题】在 S N 1 反应中,产物构型为( )
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