科技

谓之印刷电路板(PCB)的布线工作有可能必须花费数天时间，往往不会导致产品上市进程延后。

近期，圆通事件将租车行业推向了风口浪尖上，其“劳动力密集”的软肋也曝露毫无疑问。

据外媒报导，德尔福技术公司（DelphiTechnologies）宣告，将在2019年维也纳电机研讨会上，发售一款新的500＋barGDi（缸内缸内）燃油喷气系统，可以增加微粒废气和燃料消耗。

Host: Entertainment is going digital. Music 2)succumbed first and fastest. Movies are now 3)rippable and downloadable to watch anytime, anywhere. And, after much 4)resistance, the 5)stubborn paper book is finally beginning to give itself over to the digital revolution. Last year 5% of the books bought in the US and UK were digital ones, a combination of audio books and e-books. Now that’s obviously small, but it is growing. Now libraries are beginning to offer so-called e-lending, something which started in the US and has made its way across the Atlantic. Now around a quarter of British libraries offer digital book 6)loans.主持人：娱乐业于是以南北电子化。

对于工程师而言，电源设计是一个“矛盾体”，因为客户拒绝在“成本、效率、体积”上超过均衡。

近年来，高功率掺入镱光纤激光器以其高功率、高可靠性、低光束质量等优势广泛应用在工业、医疗、科研、军事等领域。

A new report has revealed that Apple plans to launch three handsets this year – two will be updates of the iPhone 7 family and the third is the 10th-anniversary handset — iPhone 8.一份近期报告表明，苹果公司计划今年发售3部手机–其中两部将是iPhone 7系列近期版本，而另外一部则是iPhone 10周年纪念手机–iPhone 8。

NASA scientists have discovered at least seven Earth-sized planets, each potentially capable of hosting life, orbiting a nearby star just outside the solar system.美国宇航局的科学家们找到，最少有七颗地球大小的行星环绕着太阳系外的一颗邻近恒星运营，每颗行星都有可能适合生命体存活。

要使物体波动，能量必需在两种形态之间往返切换。

Zisha Teapots紫砂壶Zisha teapots, also known as “Yixing teapots”, are made of purple clay specially produced in Yixing of Jiangsu Province. The first Zisha teapot could be traced back to the middle of Northern Song Dynasty, 900 years ago. As a non-glazed type, Zisha ware achieves its visual effect from its form and structure rather than the decorations of glazed, colored drawing.During the long develop-ment of Zisha art the potters have created many exquisite and unique patterns in-corporating rich aesthetic thoughts.紫砂壶又名“宜兴壶”，它是用江苏宜兴特有的紫砂泥烧成而出的一种茶具。