常見例句雙語例句The wax content of the crude oil is high, its methane carbon isotope could be reversed, indicating its multi-stage pool-forming origin.油氣藏含蠟量高，甲烷碳同位素具反轉(zhuǎn)現(xiàn)象，說明其爲(wèi)多期成藏的産物。 返回 methane-carbon content