对于二级及二级以上公路,应采用()专用拌和级配碎石。
A、稳定土拌和机
B、装载机
C、拖拉机
参考答案:A
用所给词的适当形式填空。
1. What' s __________ (she) name?
2. Who are __________ (their)?
3. We are good __________ (friend).
4. My brother __________ (have) a nice shirt.
5. This is my __________ (mother) handbag.
6. Let's __________ (bring) it here tomorrow.
7. Nice __________ (meet) you.
8. Her sister is from ____________ (Japanese).
9. Is he _____________ (China)?
10. She is 12 __________ (year) old.
环境影响经济评价法中,用于评估水土流失、重金属污染、土地退化等环境破坏造成的损失的是( )。
A.人力资本法 B.机会成本法C.恢复或重置费用法 D.成果参照法