特别对隔水套管快速接头部分作了重点的论述。
Special attention has been paid to the quick-acting connector of the conductor tubes.
作为仅一个接头部分的代替，导管的多个部分可以配置为在预定方向弯曲。
Instead of only one junction portion, a number of portions of a catheter may be configured to bend at a predefined direction.
本发明涉及一种钻孔机，其主要用于加工快速接头的插头部分。
The invention relates to a drilling machine which is mainly used for processing a plug part of a quick coupling.
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