n.助催化剂...

Iron, nickel, copper, silver, gold, iridium , or ruthenium may be included as cocatalyst metals.铁 、 镍 、 铜, 银 、 金, 铱或钌,可用作复合催化剂金属.Countermeasures: join waxes cocatalyst so that the ink stick are shorter, withdrawal.对策: 加入...

cocatalyst的音标：cocatalyst的英式发音音标为：[kəʊ'kætəlɪst]cocatalyst的美式发音音标为：[koʊ'kætəlɪst]...