钻进 钻头钻入地层或其他介质形成钻孔的过程。 爱词霸权威在线词典,为您提供drilling的中文意思,drilling的用法讲解,drilling的读音,drilling的同义词,drilling的反义词,drilling的例句等英语服务。

Drilling is a cutting process where a drill bit is spun to cut a hole of circular cross-section in solid materials. The drill bit is usually a rotary cutting tool, often multi-point. The bit is pressed against the work-piece and rotated at rates from hundreds to thousands of revolutions per minute.

Point-to-point systems are suitable for hole-machining operations such as drilling, countersinking, counterboring, reaming,Boring, and tapping. 点位系统适用于 孔、 锪孔、扩孔、铰孔、镗孔、攻丝等孔加工。 7. Sinter type fastigiate-handle drills:Use for drilling hard and brickle material,... 简 介: 烧结锥柄 头：适用于玻璃、陶瓷等硬性材料的 孔。 8.

Drilling is a cutting process that uses a to cut a hole with a circular cross-section in solid materials. The drill is usually a rotating cutting tool, often multi-point. The bit is pressed against the workpiece and rotated at speeds of hundreds to thousands of revolutions per minute.

DRILLING definition: 1. present participle of drill 2. to make a hole in something using a special tool: 3. to practise…. Learn more.

DRILLING的意思、解释及翻译：1. present participle of drill 2. to make a hole in something using a special tool: 3. to practise…。 了解更多。

Drilling typically takes about 50-60 days. It starts with preparing the site (clearing and leveling) and setting up a drilling rig to drill a borehole and feed steel pipe into the well. Drilling mud is used to manage downhole pressures, provide information about the rock layers being drilled through, and keep the drill bit cool.

Prepare the Wellsite: The site preparation involves building clearing land for use by the rig, building access roads to the well site or well pad, construct infrastructure for water, water disposal, and electricity, dig and line all mud pits to prevent ground water or water table contamination, dig reserve pits for cutting storage (for eventual ...

Drill three holes in the wall for the screws. 在墙上打3个拧螺丝钉用的小孔。 They are going to drill for oil nearby. 他们准备在附近钻探石油。 We watched the soldiers drilling on the parade ground. 我们观看士兵们在阅兵场上训练。 It was drilled into us at an early age that we should always say "please" and " thank you". 我们从小就被反复告知总要记着说“请”和“谢谢”。

2022年12月12日 · Drills range in size from gigantic oil rigs towering hundreds of feet above the sea to tiny handheld machines that blast decayed material from your teeth. Even so, virtually all of them have three key parts: Every drill needs some sort …