求商的近似值,要保留两位小数,一定要除到商的千分位.______.(判断对错)
保留2位小数,就得除到第3位,那就是千分位,然后进行四舍五入即可;
故答案为:√.
电力电缆的截面在50mm2以上的线芯,必须用()。
In the context of company law, explain the instances when the concept of separate personality may be ignored. (10 marks)