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- The practice of subterrene drilling indicates that this method not only adapts to geothermal well, but also is a new pipeless reinforcement method to be applied widely. 热熔钻进的实践证明，该方法不仅适用于地热钻井，而且也可以作为一种新的无套管护壁方法推广应用。
- pipeless heating and ventilation 无管供暖与通风设备,无管式采暖通风
- The application of pipeless ultra-fine powder fire extinguishing system in cable tunnel 无管网超细干粉灭火系统在电缆隧道中的应用
- hydrodrilln. 根部浇注器( 一种用来给植物根部周围浇注水或肥料的装置)
- hydrodrill jib 液压钻机托架
- Joy-Sullivan hydrodrill rig 乔伊-苏利文液压钻车
- pipelessadj. 无管的
- pipeless system of heating 无管式采暖系统
- pipeless triple valve 无管三通阀
- warm-air pipeless heating 无管热风采暖
