該管(guan)(guan)(guan)(guan)道補償器由一個(ge)波紋管(guan)(guan)(guan)(guan)和二(er)個(ge)端(duan)接管(guan)(guan)(guan)(guan)構成。 它通過波紋管(guan)(guan)(guan)(guan)的(de)(de)柔性變形(xing)來吸收管(guan)(guan)(guan)(guan)線(xian)軸向(xiang)位移。其(qi)中(zhong)接管(guan)(guan)(guan)(guan)的(de)(de)二(er)端(duan)與管(guan)(guan)(guan)(guan)道相連(lian)；運(yun)輸固定螺栓是保證膨脹節在運(yun)輸過程中(zhong)波紋管(guan)(guan)(guan)(guan)的(de)(de)剛性支承。