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最佳答案：Bodies need to get exercise ,just like machines need to get practise
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最佳答案：1.What would you like to drink,wine or beer?2.Sorry,the lift doesn't work.3.My f
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最佳答案：工作电压service voltage / operating voltage工作电流operating current / working current
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最佳答案：As everyone knows,the moon circles around the earth in a month per circle.个人意见,仅
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最佳答案：All the wheels of the transmission system can run forward and backward, and the
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最佳答案：In order to get/understand how the machine runs,you need to know/grasp/master/ge
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最佳答案：The staff are proficiency in working skills and experience.Without their partici
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最佳答案：Handling machinery at the Attention machines handling the potential danger alwa
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最佳答案：No-load test:Peeling consecutive running normally,a low,middle and high still an
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最佳答案：经理：上个星期我去参加了女儿的毕业典礼,最近公司状况如何?I went for my daughter's graduate ceremony, how is