PC industry has developed rapidly all over the world during the past twenty years.
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主设备及设备架构等宜有两根与主接地网不同干线连接的接地引下线,并且每根接地引下线均应符合热稳定校核的要求。()
流程化生产是根据产品的类别将机器设备依工序加工顺序依次排列,即按产品原则进行布置,每个工序被紧密地衔接在一起,形成一个不间断的流程。()
新订货断路器应优先选用弹簧机构、气动机构和液压机构(包括弹簧储能液压机构)。()
参考答案:错误
His words failed him for the moment.