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【单选题】
对于轴类零件,一般都将主视图轴线画方向,这样便车磨时对照图样进行加工。为反映键槽的形状和位置,可将键槽画在( )方向。A.
左视
B.
俯视
C.
正视
D.
垂直
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【简答题】室内镀锌钢管(丝接)DN40定额编号是()
【单选题】For his employees, Lubetzky cares most about _______.
A.
their health conditions
B.
their further
C.
their retirement pension
D.
their professional growth
【单选题】For his employees, Lubetzky cares most about ______.
A.
their health conditions
B.
their further education
C.
their professional growth
D.
their retirement pension
【单选题】For his employees, Lubetzky cares most about _____ .
A.
their professional growth
B.
their retirement pension
C.
their further education
D.
their health conditions
【简答题】Smith’s great concerns for his employees illustrate his P-S-P philosophy, that is people, ____________, and profit.
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