当机器运转时,由于负荷发生变化使机器原来的能量平衡关系遭到破坏,引起机器运转速度的变化,称为(),为了重新达到稳定运转,需要采用()来调节。
参考答案:非周期速度波动;调速器
In that terrible earthquake, who were killed was more than 60,000.
A.a large number people
B.the number of people
C.a number of people
D.many people
G02是()指令;
A、顺圆插补;
B、直线插补;
C、暂停;