雙(shuang)承(cheng)單支盤底三通(tong)雙(shuang)盤單支承(cheng)三通(tong)價格 以吸收管(guan)線(xian)(xian),導(dao)管(guan),容器等(deng)由(you)熱脹(zhang)冷(leng)縮等(deng)原(yuan)因而(er)產生的尺寸(cun)變化。或補償管(guan)線(xian)(xian),導(dao)管(guan),容器等(deng)的軸向(xiang),橫向(xiang)和(he)角向(xiang)位移。也可用(yong)于降噪減震。在現(xian)代工業中(zhong)用(yong)途廣泛。