用于将钻杆钻入钻探面的改良型水平定向钻探组件的器械和方法。
An apparatus and method for a modified horizontal directional drilling assembly for drilling pipe into a drilling surface.
该定向钻探系统包括一根构成能连续地和精确地在地面上钻孔并且无需周期地断开其连接的钻杆柱。
The guided drilling system includes a drill string configured to continuously and accurately bore a hole in the ground without the need to periodically break the connection of the drill string.
工程孔定向钻进技术是钻探工程的一项新技术。
Directional engineering hole drilling technology is a new technology in drilling engineering projects.
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