铁道科学与工程学报征稿

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Patrick Shanahan, now acting secretary of defense and then-deputy secretary, said last year the force could have an initial budget of less than billion. On Tuesday, a Pentagon official, speaking on condition of anonymity, said initial start-up costs were estimated at million.

Participating startups?incorporate Alexa, Amazon’s popular artificial intelligence and machine learning-powered voice platform.?The accelerator is part of Amazon’s 0 million?Alexa Fund, which launched in 2015 and is used by Amazon to invest in companies?that will?push the boundaries of voice-based interaction. The tech giant has already invested in more than 35 startups as part of the fund. Amazon added another 0 million to the fund last year with a focus on international startups.

PBOC chief pledges expanded pilot program to secure bond issuance

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PHUKET — Rough seas overturned two boats carrying more than 130 tourists in the Andaman Sea off southern Thailand on Thursday evening, and at least seven people were missing, police said.

Panda fans have been complaining about the increasing crowds at the Chengdu Research Base of Giant Panda Breeding in Sichuan province.

Passengers walk through Terminal 2 of Guangzhou Baiyun International Airport. [Photo/Xinhua]

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Parents are buying more STEM toys for their children to experiment with and gain learning experiences, allowing them to play with microscopes and learn about DNA, energy, motion, crystals, earth science, circuits, conductors, interactive pets, robotics and other complex topics, said Technavio, a market research firm, in its report Global Educational Toys Market 2017-2021.

Papadopoulos, who served as a foreign policy adviser to President Donald Trump's campaign, has been a central figure in the Russia investigation dating back before Mueller's May 2017 appointment.

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Pan's new role is a reflection of the strategic endeavor by the leading Dutch energy giant's global retailing operations to enhance the position of the 44,000 "service stations" of its network in 81 countries and regions as "mobility retailers", according to Istvan Kapitany, executive vice-president of Shell global retail.

Pakistan held general elections on Wednesday to elect the members of the National Assembly, the lower house of the country's parliament, and members of four provincial assemblies.