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【单选题】
不属于外科疾病的主要发病机制是
A.
外感毒邪
B.
气血凝滞
C.
邪正盛衰
D.
经络阻塞
E.
脏腑失和
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参考答案:
举一反三
【简答题】During last summer vocation, I decided to find a part-time job. During last summer vocation, I decided that ______.
【单选题】泵在工作时下述五种原因造成了能量损失,试判断分别属子那类损失:泵内高压油通过缝隙流到低压油。()
A.
泵的机械损失
B.
泵的容积损失
C.
不属于泵的损失
D.
泵的总效率
【简答题】During last summer vocation, I decided to find a part-lime job. During last summer vocation, I decided that ______ .
【单选题】______ capitalism has been abolished ______ it be possible to abolish poverty, unemployment and war.
A.
Only if, will
B.
If only, would
C.
Should, will
D.
Unless, would
【单选题】—Which do you like , summer or winter? —I prefer summer.
A.
good
B.
well
C.
better
D.
best
【单选题】人们常按液压泵额定压力的大小来进行分类,柱塞泵属于( )油泵。
A.
高压
B.
中高压
C.
中压
D.
低压
【简答题】Introduction The country of Mahem is in a long and deep economic recession with unemployment at its highest since the country became an independent nation. In an attempt to stimulate the economy the g...
【单选题】下列()元件可以做电动机的短路保护。
A.
保险丝
B.
热继电器
C.
电阻
D.
按钮
【单选题】I suggest that we _____ to the Summer Palace tomorrow.
A.
I suggest that we ________ to the Summer Palace tomorrow.
B.
would go
C.
go
D.
will go
【单选题】下列关于热继电器的介绍不正确的是( )
A.
热继电器在电路中主要起到过载保护
B.
热继电器还可以实现断相保护和电流不平衡运行保护
C.
热继电器不能做短路保护
D.
热继电气的95/96是一组常闭触头,使用是不必在检测
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