孔子说过:“____。”要求学生做到的,自己必须首先做到;要求学生不做的,自己坚决不做。
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设立商业银行分支机构的许可,以颁发金融许可证为许可方式。()
软木板的表观密度为250~250kg/m及某些重要工程。()
When used with reversing reduction gears, medium-speed diesel engines should be bolted to
A. maintain alignment when the ship’s hull is working in heavy seas
B. ensure engine vibrations correspond to the natural frequency of the hull
C. permit the engine to expand away from the driven equipment as the engine heats up and expands
D. maintain engine thrust bearing clearances