氧化精炼
参考答案:
氧化精炼是利用氧将金属中的杂质氧化成渣或生成气体而将渣排除的过程,其实质是利用化合作用除渣。
根据句意及首字母提示填单词
1. I have b__________ at 7:00 in the morning.
2. I like salad for l__________.
3. They like c__________, but they don't like beef.
4. She doesn't like i__________ cream.
5. The girl likes eating d__________.
6. He can r__________ fast(快地).
7. There are some v__________ on the desk.
8. Let's have French f__________.
9. He does w__________ in class.
10. Your food isn't h__________.
当前地方财政支出管理存在的主要问题包括()
A.投资项目不按程序与预算安排进行
B.投资项目缺乏科学论证,“一哄而上”现象普遍
C.招投标活动存在较多的不规范行为
D.工程质量存在问题
E.基础设施建设财务管理被弱化