金属软管在国内的使用现状汽车发动机在运转时会产生相对于车架的运动,这个运动是3维的。因为汽车排气系统一端与发动机相连接,所以要求排气系统须具备承受3维运动的能力。作为卡车排气总成中的一个不直接影响整车质量和使用的部件——金属软管及其类似产品,在过去的几十年里一 Metal hose in the domestic use of the status quo Car engine in operation will produce relative to the frame of the movement, the movement is three-dimensional. Because the exhaust system of the car is connected to the engine at one end, the exhaust system must be capable of withstanding three-dimensional motion. One of the truck’s exhaust assemblies that does not directly affect the quality and use of the vehicle - metal hoses and similar products - has been in the past decades