海词手机词典

In this paper, a new kind of supported desulphurizer (without NaOH) for H2S removing was developed, and it had a good performance effect in industrial FCC gasoline desulfurization experimrnt.

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