It’s exhilarating to climb mountains.登山令人振奋。The sheer exuberance of the sculpture was exhilarating.那尊雕塑表现出的勃勃生机让人振奋。It was exhilarating to be on the road again and his spirits rose.重新踏上旅途令他非常振奋，兴致高涨。...in the exhilaratin...
下列插图是一些常见的杠杆和压铁位置.Illustrated below are some commonly accepted positions of the lever and weight.安装杠杆和压铁有助于阀瓣的关闭.Lever and weight mounted to assist the disc in closing.配置杠杆和压铁是为了在外部控制阀瓣运动.The lever and weight arrangement...