Warning: file_put_contents(/www/wwwroot/ppbbu/cp667.com/cache/1453fab529cb239616fe8926e53212cd.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/cp667.com/index.php on line 55 methane-carbon content例句_methane-carbon content英汉例句_methane-carbon content双解例句_淳朴汉英词典
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。