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【单选题】
液控单向阀，当控制油口K处无压力油通入时，它的工作原理与普通单向阀（）；当油口K通入控制压力油时，油液便可正反两个方向流动。A.
一样
B.
不一样
C.
相反
D.
有时一样有时不一样
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举一反三
【简答题】称量时，天平零点稍有变动会引起______误差。
【单选题】4 The more a company desires to focus ___ its market share, the more it needs to cater _____ its customers in the right way.
A.
on; on
B.
in; for
C.
on; to
D.
in; in
【简答题】在分析过程中的下列情况会造成何种误差? ( 1 )称量过程中,天平零点略有变动;
【简答题】称量过程中天平零点略有变动属于什么误差
【单选题】Which TWO of the following are disadvantages of trading as a limited liability company? 1The shareholders of the company have limited liability for the debts of the company 2A company must publish ann...
A.
1 and 2
B.
1 and 4
C.
2 and 3
D.
2 and 4
【简答题】称量过程中天平零点略有变动属于 [填空(1)] 误差。A. 偶然
【单选题】The more a company desires to focus on its market share, the more it needs to cater its customers in the right way.
A.
for
B.
as
C.
out
D.
in
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