国产区精品一区二区不卡中文,短裙公车被强好爽H吃奶视频,JAPANESE日本护士XXX,深夜a级毛片免费无码

應(yīng)用Application:

1.兩端都有工作波紋管，中間有一個(gè)平衡波紋管，補(bǔ)償器通過(guò)受力構(gòu)件來(lái)承受內(nèi)壓推力。

2.補(bǔ)償管系的軸向位移，內(nèi)壓推力自身平衡。

3.一般應(yīng)用在架空直管線上，水平安裝。

1. Both sides have the bellows, also there is bellows in the middle. The compensator withstands the intrinsic pressure force through the stress component..Absorbing axial movement and balancing the internal pressure.

2. The axial displacement compensation control system, the interal pressure keep their balance.

3. Normally used in overhead staraight lines, horizontal installed.