An effective leader gets everyone in the team involved in decision-making in ____________ for the goal.
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Independent innovation and effective management are the ____________ for the success of Chinese enterprises.
国家标准规定的常用的表面粗糙度幅度参数中,()客观全面地反映了表面的粗糙程度,应优先选用
A. Rz
B. Ra
C. Rmr(c)
D. RSm
当需要控制表面细密度时,应加选()参数
A. Ra
B. Rz
C. Rmr(c)
D. RSm
当需要控制表面的接触刚度时应加选()参数
A. Ra
B. Rz
C. Rmr(c)
D. RSm