铸造高速钢铣刀毛坯，适宜采用的铸造方法是（）
A.砂型铸造
B.金属型铸造
C.熔模铸造
D.压力铸造
参考答案：C
I don't know if she tomorrow. If she tomorrow,I'll call you. [ ]
A. comes ; comes
B. comes ; will come
C. will come ; comes
D. will come;is coming
CENTUM CS 3000 R3系统中，最大可以有（）个域。
A、2
B、8
C、16
D、32
