Warning: file_put_contents(): Only 0 of 6278 bytes written, possibly out of free disk space in /home/www/wwwroot/zidian/69228.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_魏碑心思朗文词典
Surface active agent has been widely used as additive in fire-extinguishing a-gent, and has greatly improved fire-extinguishing agent's function. 表麪活性劑已大量用作滅火劑的添加劑，從而大大改進與提高了滅火劑的滅火性能。