粒度在25~40mm之间的焦炭,最好用于铸造工艺。
参考答案:错
用所给词的适当形式填空。
1. Jenny always ____________ (do) her homework at school.
2. Everyone ____________ (like) to sing beautiful songs.
3. My mother is ____________ (make) supper for us now.
4. Do you always brush your ____________ (tooth)?
5. Let's ____________ (put) a line for " never ".
6. These ____________ (be) children.
7. I like all the ____________ (shape).
8. I'm twelve ____________ (year) old.
9. He will ____________ (go) with me.
10. This is ____________ (we) bus driver.
急性肾衰血钾>7.9mmol/L时,最佳的治疗方案是()
A.静脉推注甘露醇利尿
B.静脉注射襻利尿剂利尿
C.口服钠型阳离子交换树脂
D.静脉注射钙剂、碱性药物、高浓度葡萄糖溶液和胰岛素
E.用D作透析前准备,然后立即开始透析治疗