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我们今天看到长长的火车奔驰而过时，都知道各车厢之间是用自前挂钩连接起来的。这种火车自动挂钩在我国常被叫作“詹氏钩”。那么，“詹氏钩”是谁发明的呢？如果你答“詹天佑”，那就错了！据1928年出版的《美国人物传记辞典》第九册的记载和研究铁路史的专家查证，发明者乃
Today we see the long train Mercedes-Benz and outdated, we all know that between the cars is connected with the former hook. This train automatically linked to our country is often referred to as “Jane's hook.” So, “Jane's hook” who invented it? If you answer “Zhan Tianyou,” it is wrong! According to the 1928 publication of the “American Biography Biographical Dictionary” recorded in the ninth book and the history of railway experts to verify, the inventor is