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- middle depth hole 中深孔
- For making boring tools which are used in depth hole boring and facing tools. 制造镗深孔的镗刀和端面车刀。
- The epithermal silverq deposit, the mesothermal silver deposit in middle depth, the porphyry silver deposit and the skarn silver deposit exist in the horst of rifts. 裂谷带的地垒之上产出有浅成低温热液银矿床、中深中温次火山热液银矿床、斑岩型银矿床和矽卡岩型银矿床。
- The result shows that the jet form K Charges has high performance which can get large diameter and high depth hole in penetration, and it has high value in tandem charge warhead design. 结果表明K装药射流对靶板侵彻深度及孔径较为合理，是一种性能优异的破爆型串联战斗部聚能装药结构。
- To solve these problems,Central-South University adopts mining by middling depth explosive bores with high subsections and derivational roof cav... 通过在铜坑矿92号矿体的工业试验,该技术较传统采用的采矿方法有许多的优点,并取得了较好的技术经济指标,对类似矿体的开采有一定的指导作用。
- To be a good doctor, one needs to be wholly absorbed by medicine; I would prefer to dig several wells to middling depth rather than sinking a single deep well. 要成为一名好医生，需要全身心地投入于医学，可我，更愿意掘几口中等深度的井，而不是只挖一口很深的井。
- The design and analysis of depth hole tool head and broached groove tool 深孔变深拉槽工具头及拉槽刀的设计分析
- I'm sick of being piggy in the middle all the time. 我腻烦了总是夹在争吵双方的中间。
- He planted roses in the middle of the garden. 他在花园中间种上玫瑰。
- blasting with medium- depth holes 中深孔爆破
- He admires the chivalry of knights in Middle Ages. 他很佩服中世纪武士的侠义精神。
- It has its roots deep in the Middle Ages. 它起源于遥远的中世纪。
- My wheel twisted off in the middle of the car race. 我的车轮子在汽车比赛中途脱掉了。
- There was a big hole in the middle of the street. 街道中央有个大洞。
- We have studied botany in our middle school. 我们在中学的时候就学过植物学。
- There are 300 students or so in this middle school. 这所中学大约有300个学生。
- He was appointed the rector of the middle school. 他被任命为那所中学的校长。
- The lake has a depth of300 feet in the middle. 该湖的中心深达300英尺。
- Make a hole in the middle of the clock. 在表中间穿个洞。用订纸钉把表和表针固定好。
- The lake has a depth in the middle of 300 feet. 湖中心水深为三百英尺。
