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【单选题】
不同类型的滚动轴承所能承受的外载荷不同,通常深沟球轴承承受 ( ),圆柱滚子轴承承受( ),角接触球轴承承受( ),推力球轴承承受( )。A.径向载荷 ; B.轴向载荷 ; C.径向载荷和较小的轴向载荷 ; D.径向载荷和较大的轴向载荷A.
CADB
B.
CABD
C.
DCBA
D.
CBDA
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【单选题】If you are forced to take action, do not do anything until you have a perfect plan which will ________everything that can happen.
A.
a diversity of
B.
take into account
C.
put oneself in shoes
D.
be unique to
E.
in bulk
F.
be accessible to
【单选题】Please fill in the blanks with given words. 3.If you do not have enough time to go through the whole book, read the _____ remarks to get a vague idea about it.
A.
introductory
B.
bark
C.
cumulative
D.
sneaky
E.
surrender
F.
stream
G.
slumped
【简答题】创办了我国最早的学前儿童教育实验中心——南京鼓楼幼稚园。
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【简答题】用水平面代替水准面，在距离测量及高程测量中的限度是多少？
【多选题】指数体系的作用主要有（ ）。
A.
利用指数体系可以对现象的变动进行因素分析
B.
利用指数体系可以对各因素的影响程度进行分析
C.
利用指数体系可以反映现象变动程度和变动方向
D.
利用指数体系可以反映影响现象变动的各因素的变动情况
【简答题】If you are hungry, what do you do? Have your favorite meal and stay quiet after that. __ 小题1: __ But it never lets you know，because you keep it busy thinking about your friends or favorite stars. So i...
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