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【单选题】
点火线圈中的电阻在工作时,电流流过点火线圈会产生热量而使其温度()。
A.
上升
B.
下降
C.
稳定
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举一反三
【单选题】以下不属于危险废物的是
A.
煤渣
B.
垃圾焚烧的飞灰
C.
医疗废物
D.
电镀废水处理的污泥
【单选题】以下不属于危险废物的是
A.
废胶片头
B.
铁渣
C.
焚烧残渣
D.
镍渣
【单选题】行列式 中元素f的代数余子式是( )
A.
B.
-
C.
D.
-
【单选题】What's the ultimate purpose of strength-training with weights?
A.
To increase the pace of your aerobic exercise.
B.
To burn more calories and lose weight.
C.
To build muscle and lose weight.
D.
To shape your body and make your life more enjoyable.
【单选题】What benefit can the patent system offer when the patent expires?
A.
An increase in consumer well-being.
B.
A reduced price for consumers.
C.
Higher productivity.
D.
The promotion of a desirable invention.
【单选题】在导游工作集体中处于中心地位,起着主导作用的是()。
A.
全陪
B.
地陪
C.
领队
D.
游客
【单选题】What does the writer imply in the fourth paragraph?
A.
Organizations can increase communication and disseminate adequate information about the change to employees.
B.
Organizations can help employees through training and educating them on how to cope with stress.
C.
Organizations can create a supportive environment at the workplace and it is vital that both superiors and colleagues play a part.
D.
That would be beneficial for the company if the employees are in a good state of psychological and emotional well-being,instead of being overly stressed or burned out.
【单选题】下列各项,应按照“销售服务——建筑服务”税目计缴增值税的是
A.
平整土地
B.
出售住宅
C.
出租办公楼
D.
转让土地使用权
【单选题】以下不属于危险废物的是( )
A.
医院垃圾
B.
含重金属污泥
C.
酸和碱废物
D.
有机固体废物
【单选题】以下不属于危险废物的是
A.
医疗废物
B.
垃圾焚烧的飞灰
C.
电镀废水处理的污泥
D.
煤渣
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