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【判断题】

在曲轴前端装减震器(Damper)可以减少曲轴的扭转震动。

A.
正确
B.
错误
题目标签:震动减震器扭转
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参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】肠扭转的病因中,下列哪项是错误的:

A.
肠系膜过长
B.
肠系膜根部附着处过窄
C.
肠段内重叠突然增加
D.
肠管动力异常
E.
腹壁过松

【单选题】乙状结肠扭转的X线表现是()

A.
杯口状
B.
鸟嘴状
C.
阶梯状
D.
线样征
E.
充盈缺损

【单选题】减震器装合后,各密封件应该()。

A.
良好
B.
不漏
C.
以上均不对
D.
以上均正确

【单选题】根据圆轴扭转的平面假设,可以认为圆轴扭转时横截面()

A.
形状尺寸不变,直线仍为直线
B.
形状尺寸改变,直线仍为直线
C.
形状尺寸不变,直线不保持直线
D.
形状尺寸改变,直线不保持直线

【单选题】The Grand Canyon Standing on the rim of the Grand Canyon(大峡谷), gazing across this giant wound in the Earth’’s suce, a visitor might assume that the canyon had been caused by some ancient convulsion...

A.
it was caused by some ancient convulsion
B.
its presence is an embarrassment to the state of Colorado
C.
it looks like an injury on the Earth’s suce
D.
it has caused many visitors to injure themselves
相关题目:
【单选题】肠扭转的病因中,下列哪项是错误的:
A.
肠系膜过长
B.
肠系膜根部附着处过窄
C.
肠段内重叠突然增加
D.
肠管动力异常
E.
腹壁过松
【单选题】乙状结肠扭转的X线表现是()
A.
杯口状
B.
鸟嘴状
C.
阶梯状
D.
线样征
E.
充盈缺损
【单选题】减震器装合后,各密封件应该()。
A.
良好
B.
不漏
C.
以上均不对
D.
以上均正确
【单选题】根据圆轴扭转的平面假设,可以认为圆轴扭转时横截面()
A.
形状尺寸不变,直线仍为直线
B.
形状尺寸改变,直线仍为直线
C.
形状尺寸不变,直线不保持直线
D.
形状尺寸改变,直线不保持直线
【单选题】The Grand Canyon Standing on the rim of the Grand Canyon(大峡谷), gazing across this giant wound in the Earth’’s suce, a visitor might assume that the canyon had been caused by some ancient convulsion...
A.
it was caused by some ancient convulsion
B.
its presence is an embarrassment to the state of Colorado
C.
it looks like an injury on the Earth’s suce
D.
it has caused many visitors to injure themselves