在聚合物驱过程中,对油水井进行分层测试以及注示踪剂监测,可以对比分析聚合物驱过程中油层吸水厚度和出油剖面变化,分析注聚合物后油层层间和层内非均质波及调整效果。
参考答案:错
鲜活农产品运输车货总重一旦超过其公路承载能力,其超过部分应按计重收费基本费率收取车辆通行费。
—Li Hua's English is very good.
—Yes, and her French ________ her English. [ ]
A. is as good as
B. isn't as good as
C. is as well as
D. is as better as