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【单选题】

评定齿轮侧隙合格性的指标是( )。

A.
△Fp
B.
△Fβ
C.
△Esn
D.
Δfpt
题目标签:侧隙评定齿轮
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参考答案:
参考解析:
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举一反三

【单选题】Passage 3 Questions 11 to 15 are based on the following passage: Scientists in India have invented a new way to produce electricity. Their invention does not get its power from oil, coal or other fuel...

A.
Because bullocks have long been used by Indian people
B.
Because bullocks walk slowly and are easy to control.
C.
Because there are few non-working bullocks in India
D.
Because there is not enough oil in India.

【单选题】齿轮副的侧隙用于( )。

A.
补偿制造误差和装配误差
B.
储存润滑油
C.
补偿热变形
D.
补偿热变形和储存润滑油

【多选题】施工企业市场行为评价应为对企业安全管理市场行为的考核,其评定项目包括()。

A.
安全生产许可证
B.
安全生产文明施工
C.
安全质量标准化达标
D.
资质机构
E.
人员管理制度

【多选题】检查活塞环的侧隙,背隙经验方法有()。

A.
环在环糟内转动自如
B.
无松旷感觉
C.
活塞环应低于糟岸