T610卧式镗床的钢球无级变速器达到极限位置,拖动变速器的电动机应当自动停车。
参考答案:对
______is the application of planned,systematic quality activities to ensure that the project will employ all processes needed to meet requirements.
A.euality assurance(QA)
B.Quality planning
C.Quality control(QC)
D.Quality costs
理论上讲,级数越多,压缩气体所消耗的功就越接近()。