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- high position boring hole 走向高位钻孔
- Design for drawing out gas with high position boring at coal face 轻放工作面抽放瓦斯高位钻孔的设计
- High position bores and elevation bores methane drainage technique can prevent gas problem successfully. 采用高位钻孔和仰角钻孔抽放瓦斯技术,有效地防止了瓦斯超限。
- It proved that gas drainage with high position bores and elevation bores can both reduce laneway digging work and get fairly good gas extracting result. 实践表明高位抽放与仰角抽放方法相结合,既可减少钻场施工,又有较好的抽放效果。
- Drainage Gas Technique with High Position Boring in Fully Mechanized Sub-level Caving Face 综放工作面高位顶板裂隙钻孔抽放瓦斯技术
- He has a high position in society. 他社会地位很高。
- Any of numerous hand tools for boring holes. 钻孔工具，手钻钻孔用的手持工具
- His work has attained a high position in the republic of letters. 他的作品在文坛上获得了崇高的地位。
- His conduct do not comport with his high position. 他的所作所为，实在不配担任那样高的职位。
- His manner reeks high position with high pay. 他的气派表现得好像是个高官厚禄的人物。
- A tool for boring holes in wood or ice. 螺旋钻，木螺钻一种用于在木头或冰上钻孔的工具
- "The tragedy has put Bali on a high position. 在谈到目前已经几名主要嫌疑犯被捕时，他说："惨剧把巴厘岛放到了一个很高的位置上。
- To topple, as from power or a high position;fall. 下跌因外力或从高处倒下；倒下
- Abstract: It analyses design of boring hole, possibly designs a sort of boring hole clamp, it is made simply and used easily, it has given a good effect in producing practice. 文摘:分析了镗孔工艺方案可行性，设计了一种镗孔夹具，夹具制造简单，使用方便，在生产中取得很好效果。
- His conduct did not comport with his high position. 他的所作所为与他的高级职务不相称。
- She was a woman of high position. 她是一位地位很高的妇女。
- A needle-shaped drill for boring holes in rock or masonry. 钻头，钻石器，钻孔器用于在岩石或砖石上钻孔的针形钻
- To topple,as from power or a high position;fall. 下跌因外力或从高处倒下;倒下
- He holds a high position in the government. 他在政府担任重要职务。
- An implement with cutting edges or a pointed end for boring holes in hard materials, usually by a rotating abrasion or repeated blows; a bit. 钻带切割刃或尖端的工具，用于在坚硬材料上钻孔，一般靠旋转磨损或反复击打实现钻孔
