提高连铸钢种的纯净度有哪些措施?
参考答案:
从工艺操作上应采取以下措施:1)无渣出钢;2)钢包精炼;3)无氧化浇注;4)中间包冶金;5)浸入式水口+保护渣
I didn't say anything like that at all. You are purposely ______ my ideas to prove your point.
A.revising
B.contradicting
C.distorting
D.distracting
武术起源于()
A.游戏
B.战争
C.体育运动
D.生产劳动