Warning: file_put_contents(/www/wwwroot/ppbbu/62383.com/cache/a6852044bbd766c23412d71a5ff3e8da.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/62383.com/index.php on line 55 surface-active additive例句_surface-active additive英汉例句_surface-active additive双解例句_流逝汉英词典
Surface active agent has been widely used as additive in fire-extinguishing a-gent, and has greatly improved fire-extinguishing agent's function. 表面活性剂已大量用作灭火剂的添加剂，从而大大改进与提高了灭火剂的灭火性能。