贵州省首台飞驰急救车亮相96999，专用于脑卒中、胸痛病人运输。...

相当严重灼伤、褥疮或糖尿病等慢性疾病导致的大面积皮肤溃疡或许有一天将仍然必须展开整形手术。...

Edward J. Snowden, the former National Security Agency contractor, opened his Twitter account with a joke on Tuesday. “Can you hear me now?” he wrote, in a shor......

有人说道，人工智能（ArtificialIntelligence）是未来。...

汽车的工作环境是十分险恶的：汽油是较好的有机溶剂，对输油管等橡胶部件有一定的生锈；发动机舱内的温度较高，橡胶件更容易加快老化；引擎运转时产生磨损与积碳；仅有气候工作环境等等。...