采用正循环压井,若遇高压油气井,在压井过程中应用闸门控制进出口排量。
参考答案:错
按照生产要素的结合形态,农业企业可以划分为()。
A.人才密集型企业
B.劳动密集型企业
C.劳动分散型企业
D.技术密集型企业
E.资金密集型企业
While shopping, people sometimes can't help________into buying something they don't really need.[ ]
A. to persuade
B. persuading
C. being persuaded
D. be persuaded