首条

3月16日，阿里巴巴集团创始人马云开通推特账户，目前关注者已超19万。他在首条推特中写道：向美国捐赠的首批口罩及新冠试剂盒即将从上海起飞。希望美国的朋友们一切安好。据悉，为帮助美国抗击疫情，马云宣布向其捐赠50万个试剂盒及100万

11月21日下午14点15分,中美间首条生物航煤商业载客航班启航，航班号为HU497的海航787客机从北京起飞，使用地沟油回收制成的生物航煤跨越太平洋飞赴美国芝加哥。Hainan Airlines Flight 497 took off from Beijing at 2:15 pm Tuesday, he

导读:北京首条无人驾驶地铁线路终于上线了，全程均由列车自动驾驶，你敢坐吗？The Yanfang line, Beijings first driverless subway line connecting the citys southwest suburbs to its central urban district started its first pilo

非洲首条现代电气化铁路通车Africa's first modern electric railway

首条丝路高铁宝兰高铁试运行Conductor Zhang Guoying waves on a bullet train to run in a trial operation on the Baoji-Lanzhou high-speed railway at the Tianshui South Railway Station in Northwest China's Gansu province,

导读:1998年，巴黎，世界上第一条全自动无人驾驶地铁线投入运营。2016年，北京，用中国标准、中国技术建造出的第一条全自动无人驾驶地铁线燕房线开启动车调试。Chinas first fully-automatic subway, Yanfang Line linking Hebeis Yanjia

Engineers began comprehensive testing and debugging of Beijings first maglev line this week. It is expected to start a trial run before the end of 2017.The overhead maglev line, named S1, uses sophisticated systems to ma