基本解释[地球科学]甲烷碳含量英汉例句双语例句The wax content of the crude oil is high, its methane carbon isotope could be reversed, indicating its multi-stage pool-forming origin.油气藏含蜡量高，甲烷碳同位素具反转现象，说明其为多期成藏的产物。methane-carbon content更多例句专业释义地球科学甲烷碳含量