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【单选题】
The inner end of the pinion gear meshes with the teeth on theA.
sun gear
B.
ring gear
C.
gear carrier
D.
drive shaft
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反馈参考答案：
举一反三
【简答题】实验室的安全基本常识?
【简答题】And what’s causing the inflation? It’s the reckless spending of the Democrats! Every year, they spend __________________________, and that money has to _____________________. So we pay it in the form ...
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【简答题】集线器连网最大覆盖范围是____米
【单选题】Reckless spending the past has resulted in a huge debt for him in the _________.
A.
past
B.
present
C.
now
D.
day
【简答题】Complete the sentences with the appropriate phrases in the box. Change the form when necessary. given situation no exception get ahead be productive of root for a matter of step into at hand 1) The me...
【简答题】Reckless spending in the past has resulted in a huge debt for him in the _________.
【简答题】单片机实验室的安全操作基本常识。
【单选题】Reckless spending in the past has resulted in a huge debt for him in the _________.
A.
nowadays
B.
present
C.
days
D.
time
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