光纤通信技术的现状与发展趋势

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US semiconductor foundry GlobalFoundries filed two investigation applications with ITC on Aug 26, alleging that its patent rights for semiconductor equipment and its downstream products exported, imported, and sold in the US had been infringed .

US experts have voiced deep concerns over the administration of US President Donald Trump's trade war against China, a war that they say violates WTO rules and will hurt US jobs and the nation's economy.

US corporations, however, by taking advantage of various deductions, paid an effective marginal tax rate of 18.6 percent in 2012, according to The Washington Post, which cited a Congressional Budget Office report.

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US Senate Minority Leader Chuck Schumer speaks to reporters during a recess in the Senate impeachment trial of President Donald Trump on Capitol Hill in Washington on Wednesday. Mary F. Calvert / REUTERS

US President Donald Trump speaks about the US response to the COVID-19 coronavirus pandemic during an address to the nation from the Oval Office of the White House in Washington, US, March 11, 2020. [Photo/Agencies]

US crude prices were currently relatively low, while the move to increase oil exports is also in accordance with Washington's target to reduce the trade deficit between China and the US, Lin said.

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US President Donald Trump said on Thursday that Iran had made a "very big mistake" by shooting down an unmanned US surveillance drone on Wednesday, but hours later seemingly sought to downplay the Iranian action, saying that he found it "hard to believe" that it "was intentional".

US Federal Reserve Chairman Jerome Powell speaks to reporters after the Federal Reserve cut interest rates in an emergency move designed to shield the world's largest economy from the impact of the coronavirus, during a news conference in Washington, March 3, 2020. [Photo/Agencies]

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US businesses expressed concerns over the White House's strategy to address the trade relationship with China, urging discretion by the US trade representative (USTR), as three days of public hearings concluded on Thursday in Washington.

US President Donald Trump is seen through the wheel of a Litespeed Bicycles tire while examining products at the third annual "Made in America Product Showcase" on the South Lawn of the White House in Washington, US, July 15, 2019. [Photo/Agencies]