1992年广钿厂开发RH多功能喷嘴,该技术称为RH-MFB,作用是()。
A.调节温度
B.解决真空槽结冷钢问题
C.增加环流速度
D.增加喷粉,多功能化
参考答案:D
计算机是______的工具。
Compared with male graduates, a(n) ________ small number of female graduates can get employed when they go jobhunting.
A.casually
B.relatively
C.roughly
D.gradually