众所周知,发动机工作时的振动需要有柔性足够的连接管来吸收屏蔽,以保护下游的管道和消音器,否则发动机和固定在底盘上的消音器将因剧烈振动而损坏;因此,这根关键的缓冲连接管必须具备良好的柔性,同时还要兼 It is well-known that vibrations during engine operation require flexible enough connections to absorb the shield to protect the downstream ducts and mufflers or the engine and the muffler mounted on the chassis from being damaged by violent vibrations; therefore, this critical Buffered connecting tube must have good flexibility, but also both