[电学] 催化剂效用 catalysts: 催化剂类; 催化器; 含钴触媒biochemical catalysts: 生物化学催化剂cemented catalysts: 胶接催化器cobalt catalysts: 钴触媒comlex catalysts: 复体触媒下载手机词典可随时随地查词查翻译