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antiknock的音標(biāo)：antiknock的英式發(fā)音音標(biāo)為：[?nt?'n?k]antiknock的美式發(fā)音音標(biāo)為：[?nt?'n?k]...

The article introduces the application status of MMT antiknock additive in Jinxi Petrochemical Company.介紹了MMT抗爆劑在中國石油錦西石化公司的使用情況.Through analyzing the feature of multiple - arch bridge , the procedure of antiknock perfor...

n.抗震劑...