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【多选题】
粗基准的选择原则是( )。
A.
保证零件加工表面相对于不加工表面具有一定位置精度的原则
B.
合理分配加工余量的原则
C.
便于装夹的原则
D.
在同一尺寸方向上粗基准一般不得重复使用的原则
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皮皮学刷刷变学霸
举一反三
【单选题】Which of the following is NOT true?
A.
People do not analyze the problem they meet.
B.
People often accept the opinions or ideas of other people.
C.
People may learn from their past experience.
D.
People can not solve so problems they meet.
【多选题】关于高压气瓶存放及安全使用,正确的说法是
A.
气瓶内气体不可用尽
B.
使用钢瓶中的气体时要用减压阀,各种气体的减压阀可通用。
C.
气瓶可混用,没有影响
D.
气瓶应存放在阴凉、干燥、远离热源的地方,易燃气体气瓶与明火距离不小于10m
【判断题】木通药材的原植物来源有木通、小木通、三叶木通
A.
正确
B.
错误
【简答题】10110011的码重为( ),码长为( )。
【简答题】体育赛事经纪
【多选题】体育赛事经纪的种类包括( )
A.
居间体育赛事
B.
经营体育赛事
C.
行纪体育赛事
D.
代理体育赛事
【单选题】Which of the following is NOT true?
A.
People do not analyze the problem they meet.
B.
People often accept the opinions or ideas of other people.
C.
People may learn from their past experience.
D.
People can not solve some problems they meet.
【多选题】现阶段我国体育经纪活动大致可以分为几个阶段
A.
运功员经纪
B.
体育赛事经纪
C.
体育组织经纪
D.
体育产业经纪
【单选题】Which of the following is NOT true?
A.
People do not analyze the problem they meet.
B.
People often accept the opinions or ideas of other people.
C.
people may learn from their past experience.
D.
People can not solve some problems they meet.
【单选题】The bookstore has not ordered ______ textbooks for all the students in the course.
A.
enough
B.
plenty
C.
as much as
D.
a great deal of
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