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【简答题】
{ 一个六槽单圆销外啮合槽轮机构,已知槽轮停歇时间20秒,则槽轮的转位时间为____秒,主动曲柄的转速为____r/min 。 }
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皮皮学刷刷变学霸
举一反三
【简答题】实验要求: 实验指导2 设计原则.doc 提交方式: 实验2+软工150X+学号+姓名.rar
【单选题】The experiment conducted on students living in a hostel suggested that______.
A.
in time, people get on better with those who are like them
B.
it was impossible to predict which friendship would develop
C.
students immediately recognized others with similar attitudes and interests
D.
students split up as soon as they discovered differences in their attitudes
【简答题】心肺复苏的简称是()。
【简答题】心肺复苏简称 。