气密试验是清除一些重大的隐患及质量问题，确保一次化工操作开车成功。
参考答案：对
慧眼识字并组词。
饶( )煤( )效( )峨( )
娆( )媒( )郊( )蛾( )
As a free-floating currency, Japanese yen often fluctuates with the US dollar, and destabilizes the country’s economy and financial system.
