一台机床1.5小时可加工12个零件,照这样计算,要加工80个零件需要多少小时?
80÷(12÷1.5),
=80÷8,
=10(小时);
答:要加工80个零件需要10小时.
How to keep the homeless __________ with food and clothing is still under discussion.
A.supplying
B.supplied
C.being supplied
D.to be supplied
下列哪个特种业务的呼叫释放控制方式既可以是被叫控制方式,也可以是互不控制方式。()
A.110
B.112
C.114
D.170