带报警号码键的电话机为了减轻已造成并且还在加剧或者正要发生的危害，我们经常要用报警电话号码１１９、１２０、１１６、１１４等号码，因此我们不妨在制造电话机时，增加几个专用键。免得人们为在电话号簿上翻找报警电话号码而贻误时机，实现准确迅速报警。生产电话机... In order to reduce the harm caused and still aggravating or impending, we often need to use the numbers 119, 120, 116, 114 and so on, so we may wish to add a few more when making the telephone A dedicated key. Lest people search for telephone numbers in the phone book and bungled the opportunity to achieve accurate and rapid alarm. Production of telephone ...