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- multiple diameter drill 阶梯钻头
- The theoretical and technical problems to be researched for large diameter drilling are outlined with its application prospect appraised. 简述了大直径钻井需要研究的理论和技术问题,并对应用前景作了评价。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- Research on large diameter drilling in hard rock 大直径硬岩钻进技术的探讨
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- Measure the diameter of this circle. 量一下这圆的直径。
- We must gauge the diameter of wire first. 我们必须先测量电线的直径。
- He is the person with multiple injuries. 他就是那个多处受伤的人。
- Friendship multiple joy and divide grieve. 朋友之间，欢乐同享，苦难同当。
- A tube with a very small internal diameter. 毛细管一根内径十分细小的管子
- We use the hall for multiple purposes. 这个大厅我们派多种用途。
- Cost Control to Combined Roller Bits in Large Diameter Drilling 大口径牙轮组合钻头施工中的成本控制
- A multiple crash can often be seen on that motorway. 那条公路上的联环撞车事故很多。
- multi diameter drill 阶梯钻头
- The pond has a diameter of three hundred metres. 这池塘直径有三百米。
- ANALYSIS AND DISPOSITION FOR AN ACCIDENT OF DRILL BIT BEING BURIED IN LARGE DIAMETER DRILLING WITH NON-CIRCULATION OF SLURRY BY HYDRAULIC PILING RIG 某旋挖钻机大口径无循环钻进埋钻事故的分析处理
- A circle is bisected by any diameter. 圆被任一直径二等分。
- A multiple of the basic number of chromosomes in a cell. 倍数性一个细胞中染色体基本数目的倍数
- The plastic hose should have the correct external diameter in relation to the drill hole. 塑料软管的外径应该与炮眼直径相适应。
