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Trump arrives in Beijing for state visit to China_蜘蛛资讯网
p; This is the first U.S. presidential visit to China in almost nine years and Trump's second since November 2017. The two leaders will have an in-depth exchang
备试验等一系列深海仪器装备的规范化海试，建实了国产深海装备技术规范化试验平台，打通了深海装备技术从研发走向工程应用的“最后一公里”。 考人员利用“海马”号无人遥控潜水器回收沉积物捕获器。广州海洋地质调查局供图
hina from May 13 to 15. This is the first U.S. presidential visit to China in almost nine years and Trump's second since November 2017. The two leaders wi
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