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【单选题】
有天湖之称,又是世界上最高的大型湖泊,中国第二大咸水湖是A.
纳木错湖
B.
腾格里湖
C.
喀纳斯湖
D.
泸沽湖
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【单选题】If a small electric motor has been submerged in salt water for a short period of time, you should________.
A.
send it ashore for rewinding
B.
rinse it with warm fresh water and bake it dry in an oven
C.
soak it in a bucket of commercial solvent and bake it with internal beat
D.
clean it with carbon tetrachloride and blow it out with compressed air
【单选题】关于我国产品质量监督抽査制度,正确的是()。
A.
国家监督抽查的产品，地方可另外重复抽査；
B.
实施产品质量监督抽査，可以以明示采用的经过备案的企业标准作为判定产品质量的依据；
C.
实施产品质量监督抽査的产品质量不合格的，由实施监督抽查的产品质量监督部门予以公告；
D.
监督抽查所需的检验费用由企业支付
【单选题】If a small electric motor is immersed in salt water it should be _____. 1 washed in fresh wate 2 dried in an oven
A.
① only
B.
② only
C.
both ① and ②
D.
neither ① or ②
【单选题】If a small electric motor has been submerged in saltwater for a short period of time, you should _____.
A.
send it ashore for rewinding
B.
rinse it with warm freshwater and bake it dry in an oven
C.
soak it in a bucket of commercial solvent and bake with internal heat
D.
clean it with carbon tetrachloride and blow it out with compressed air
【简答题】进给伺服电机编码器脉冲计数错误报警如何处理?
【简答题】If you look around the streets of London, you'll see the many methods people use to move around. With people on buses, the Tube, cars, motorbikes, bicycles and even roller skates, the roads are alread...
【单选题】关于我国产品质量监督抽查制度，正确的是（ ）。
A.
国家监督抽查的产品，地方可另外重复抽查
B.
实施产品质量监督抽查，可以以明示采用的经过备案的企业标准作为判定产品质量的依据
C.
实施产品质量监督抽查的产品质量不合格的，由实施监督抽查的产品质量监督部门予以公告
D.
监督抽查所需的检验费用由企业支付
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