海词手机词典

Two commercial processes of producing propylene by propane dehydrogenation, Oleflex process (UOP Co. ) and Catofin process (ABB Lummus Co. ) , are introduced in detail and compared.

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