大家都搜：
油气
1、combination───n.结合；组合；联合；[化学]化合
2、combination calculator───组合计算器
3、combination formula───组合公式
4、convex combination───[数]凸组合
5、business combination───[经管]企业合并
6、perfect combination───完美结合
7、gas───vi.加油；放出气体；空谈；n.(Gas)人名；(法、德、西)加斯；vt.加油；毒（死）；n.气体；[矿业]瓦斯；汽油；毒气
8、combination lock───暗码锁；号码锁；n.号码锁
9、combination synonym───组合同义词
1、A spokesman for National Grid said: We provide the expertise in the transportation of carbon dioxide gas through a combination of new and existing pipelines.───一名英国国家电力供应公司发言人说：“在使用已有的管道和新管道联合运输二氧化碳时，我们进行了专家评估。”
2、combination gas controls for gas appliances ; addenda───气体器具的混合气体控制装置.补充件
3、The paper studied the bottom structure of two classical two combination gas lift systems and compared the merits & demerits of them.───本文分析了两种典型的组合举升XiTong井下结构及其优缺点。
4、drill holes, it is found that most area of the county belongs to Tertiary system stratum of integrity, which is the perspective stratum of containing combination gas.───本县境内大部分地区钻孔内部钻遇比较完整的第三系地层，是含油气的远景层区。
5、The paper studied the bottom structure of two classical two combination gas lift systems and compared the merits & demerits of them.───本文分析了两种典型的组合举升XiTong井下结构及其优缺点。