只有高氯酸盐表现有显著的感度和可能具有起爆性能.Only the perchlorate shows marked sensitiveness and possibly initiating properties.目的〕研究建立测定烟火药剂中高氯酸盐含量的方法.A method for determination of perchlorates content in pyrotechnic compositions was establ...
It's couched in such very user-unfriendly terminology.文中使用了令用户敬而远之的术语。He couched his request in very polite terms.他以非常礼貌的言词表达了自己的要求.The reply was couched in insolent terms.回答措词蛮横....