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【单选题】
如图所示,内燃机中的连杆是( )A.
零件
B.
机件
C.
构件
D.
部件
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反馈参考答案：
举一反三
【简答题】仅有一个血清型,病后有牢固的免疫力的呼吸道病毒有 、 和 。
【简答题】开关合上后熔断器熔丝烧断,不可能的原因是( )。(5.0分)A. 灯座内两线头短路 B. 螺口灯座内中心铜片与螺旋铜圈相碰短路 C. 线路发生断路 D. 无法判断
【多选题】Which of the following is the correct English equivalent of "我们只能以牺牲质量为代价来提高产量,但这可能会损害公司的声誉。" There are may be more than one correct sentence.
A.
We can only increase production at the expense of quality which could ruin the company's reputation.
B.
We can only increase production at the expense of quality, which could ruin the company's reputation.
C.
We can only increase production at the expense of quality, which should harm the company's reputation.
D.
We can only increase production at the expense of quality, which may harm the company's reputation.
【简答题】以牺牲 ... 为代价 at the ________ of
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