海词手机词典

9.The features and application effects of the tiltable ball mill, vacuum-steam dryer, horizontal de-rub bering or de-waxing furnace and vacuum sintering furnace for cemented carbide are introduced.

播放读音 播放读音

以上内容独家创作,受著作权保护,侵权必究

海词词典,十七年品牌