电冶金按电能利用形式可分为()和()两大类。
参考答案:电热冶金、电化学冶金
He speaks English well indeed,but of course not ______ a native speaker.[ ]
A. as fluent as
B. more fluent than
C. so fluently as
D. much fluently than
修堤时质量检查的主要项目,有压实土方的干密度、铺土厚度、两工接头、()、开蹬、清基封底、工程尺度。
A.碾压遍数
B.土料含水量
C.土料
D.碾压速度