oil or gas
英
美
- gas n.煤气；气体；汽油；空话vt.使吸入毒气；毒(死)；给...加汽油vi.空谈；加汽油
- oil n.油；油画颜料；奉承话v.涂油；溶化；加油
- or conj.或者；还是；否则prep.在...之前
- Duplex valves for the offshore oil &gas markets.
用于海上油气市场的双阀门。
- The fractured reservoir is the basic passageway of oil and gas.
裂隙发育带是油气运移的基本通道之一。
