The aircraft door has been closed, but there is a lot of traffic now, so we have to wait for the clearance from the air traffic control tower.
我们的飞机虽然关门了，但这时候起飞的飞机比较多，我们还需要等待塔台部门的指挥。
Many aircraft and airspace parts are TIG welded because of the reliability, clearance, and strength of the weld.
很多飞机和航空部件都是用氩弧焊焊接的因为它可靠，清洁，强度高。
Many aircraft and airspace parts are TIG welded because of the reliability, clearance, and strength of the weld.
很多飞机和航空部件都是用氩弧焊焊接的因为它可靠，清洁，强度高。
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