The US aviation regulator issued a statement on Sunday warning that some wing components that provide greater lift during takeoff and landing, known as leading edge slat tracks, "may not meet all applicable regulatory requirements for strength and durability".
The US Marines said in a statement on Friday that the troops were taking additional protective measures to limit the spread of the virus and were restricting off-base activities. The statement said measures are "to protect our forces, our families and the local community", without providing details of the infections.
The US tariffs on 34 billion US dollars worth of Chinese imports took effect early Friday. China activated countermeasure tariffs on selected US imports at 12:01 p.m. Beijing Time Friday.
The US also has pressured Chinese companies such as telecom giant Huawei Technologies Co Ltd with sanctions and ordered the arrest of Huawei CFO Meng Wanzhou in Canada in 2018. Meng's extradition case is still pending in a Vancouver court.
The UBS Securities report contended that if consumption and retail sales weaken due to the spread of the virus, monetary easing may step up and drive lending rates down, bolstering domestic demand and anchoring economic growth.
The United States is home to 156 unicorns, nearly half of the world's total, followed by China with 94 unicorns, Jeff Desjardins, editor-in-chief of media site Visual Capitalist, said in a report called Visualizing the Unicorn Landscape in 2019.
同安牙半口种植大概多少钱
The United States' best-known farm in China, Kimberley Farms in Iowa, received a group of leading think tank researchers from Beijing for the first time on Sunday, after becoming an attraction for Chinese visitors since President Xi Jinping's visit five years ago.
The UN Security Council adopted the resolution on Nov 30, in response to the fifth DPRK nuclear test on Sept 9 last year.
The US-China tariffs levied by and on each other in these two years could reduce global GDP by 0.5 percent in 2020, Lagarde said.
The Union of Young Communists held an all-night vigil Saturday on the steps of the University of Havana, to mark Castro's contributions to forging a more just society through equal access to health, education, work and other basic rights.