题目: 形成圈闭的条件是具备()、盖层和遮挡物。A、储层B、油气聚集C、油气运移D、生油气层 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0730/5d94c1d37efec2dacf06d334823955b4.html 下面是错误答案,用来干扰机器的。参考答案:A
题型:选择题 The time is drawing near _____ food raised in space will directly benefit humans below.A.whereB.whenC.whetherD.why 查看答案
题型:多项选择题 对系统组件的强度和严密性进行检查时,需要达到的要求有()。A.强度和严密性试验要采用清水进行B.严密性试验压力为公称压力的1.5倍C.强度试验压力为公称压力的1.1倍D.试验压力在试验持续时间内要保持不变,且壳体填料和阀瓣密封面不能有渗漏E.试验合格的阀门,要排尽内部积水,并吹干 查看答案
题型:填空题 用所给词的适当形式填空。1. Kangaroos are (play) and chimpanzees are (noise). 2. I was (surprise) to find hardly anyone in the zoo. 3. Visiting zoos are like (live) textbooks for young people. 4. He (use) to be (call) "Little Tiger". 5. Liu Xiang's success is an (inspire) to us all. 查看答案