The packer and telescopic tube are designed to a whole body and V-shaped inflatable graphite sealing ring is used to form the sealing system, ensuring the sealing performance of.
它将封隔器与伸缩管设计成一体，采用V形膨胀石墨密封圈组成密封系统，确保伸缩管热力伸长时封隔器的密封性。
The invention discloses a manufacture technology of a bonding toothed plate of a packer, mainly containing the following step of raising a body with a bottom designed as an inclined surface.
本发明公开了一种打包机的粘合齿板的制造工艺，主要包含以下步骤：提高一底部设计为斜面的本体。
The invention discloses a manufacture technology of a bonding toothed plate of a packer, mainly containing the following step of raising a body with a bottom designed as an inclined surface.
本发明公开了一种打包机的粘合齿板的制造工艺，主要包含以下步骤：提高一底部设计为斜面的本体。
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