isobutyl isocyanate异: different丁基: butyl; butyl group氰酸盐: cyanate苯基异氰酸酯: isocyanic acid phenyl ester phenylcarbimide carbanil c7h5no甲基异氰酸酯: methyl isocyanate isocyanatomethane c2h3no下载手机词典可随时随地查词查翻译
