“十二五”时期,石油企业全面推进“三基”工作新的重大工程的主要目标是什么?
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A ship that,at any time,operates seaward of the outermost boundary of the territorial sea is required to prepare,submit,and maintain a(n)().
A. Synthetic plastic discharge plan
B. Oil discharge plan
C. Shipboard oil pollution emergency plan
D. Vapor recovery procedures pla
The purpose of an after-cooler is to()
A. reduce the turbocharger operating temperature
B. increase the pressure of the inlet air
C. increase the density of the inter air
D. reduce the blower operating temperature
宏观层次上的经济效率是指()
A. 资源利用的有效性
B. 资源配置的效率
C. 经济活动的效率
D. 社会公平的程度
买家在航班起飞前选择“需要机票发票”并支付了快递费用,商家需在航班起飞后的()天内邮寄行程单或发票;买家在航班起飞后选择“需要机票发票”并支付了快递费用的,商家需在买家提出申请后的()天内邮寄行程单或发票。
A. 1;3
B. 1;7
C. 3;7
D. 3;15