烧结厂混料工主要技术操作指标有()
A、混合料的水分、粒度、温度
B、混合机的充填系数、混匀效率、混匀时间、混合料水分
C、混合料的水分、混合时间、混匀效果
参考答案:A
语法专练(直接引语与间接引语)
1. "I'm going to London next month," my sister said
to me.
→ My sister told me
2. John said,"Mr Smith has come here."
→ John said
3. She asked me which one I like best.
→She asked me,"______________?"
4. He asked whether I had watched the TV play the night
before.
→"____________?"he asked.
市净率是指()。
A.股票市值÷企业净资产值
B.股票价值÷息税前利润
C.息税前利润÷营业额
D.每股股利÷股票净额