暂停指令G04用于()进给,中断时间的长短可以通过地址X(U)或P来指定。
A.机动
B.快速
C.中断
D.急停
参考答案:C
根据词意和所给的第一个字母写出相应的单词
1. not very often s________
2. the food you usually eat d________
3. a person who dances d________
4. costing a lot of money e________
5. like something or someone better p________
6. the way you live l________
7. a cut in price d________
8. power to do things e________
9. go well with m_________
10. usually with bright colours f________
下列各式中,不能用平方差公式计算的( )
A.(x-2y)(x+2y)
B.(x-2y)(x-2y)
C.(x+y)(-x+y)
D.(2x-3y)(2x+3y)