When the tray loses its absorptive capacity, it is removed from the system.当盘中活性岩丧失吸咐能力时, 便从系统中将盘取出.Absorptive aqueous of indigo by activated carbon fiber ( ACF ) was studied.研究了活性炭纤维 ( ACF ) 对水中靛蓝的吸附试验.VRLA battery has ...
His voice was harsh as he enunciated each word carefully.他一字一顿，听上去很生硬。He skimmed the pages quickly, then read them again more carefully.他先快速地浏览页面，然后再细细阅读。He moved carefully over what remained of partition walls.他小心翼翼地跨过残...