percussion drill的例句大全

Drilling process analysis of the CJF 20 percussion drill rig of reverse circulation

CJF-20冲击反循环钻机钻进工艺技术分析

a novel percussion drill relates to a percussion drill, in particular to the percussion drill with the function of measuring the hardness.

新型冲击钻涉及一种冲击钻，特别涉及一种具有硬度测量功能的冲击钻。

analysis and treatment of an accident of blocking bore of excavated hole driven cast-in-place pile by percussion drill

一起冲击钻成孔灌注桩卡钻事故的分析与处理

application of percussion drill and rotary drill in the construction of dock rock-socketed oblique piles

冲击钻机与回转钻机在码头嵌岩斜桩施工中的应用

the quality and investment control of percussion drill hole grouting pile in karst area

岩溶地区冲孔灌注桩施工质量及投资控制

according to the structure and operating principle of the jsl-30 drill rig, a drill parameter tester was developed especially for percussion drill.

结合JSL-30型钻机结构和工作原理，研制了适用于振动条件下的钻进参数检测系统。

Development and Application of CZ-1200 Percussion Drill

CZ-1200型冲击钻机的开发与应用

percussion drill of tk model has been serialized and occupies first place in our country in amount of drilling, scope of application and maximum drilling depth.

本所研制的TK型冲击器已系列化推广，其钻进工作量、使用地区范围、最大钻进深度均居全国首位。

CZ-1200 percussion drill was developed to improve and perfect the performances and structures of CZ-22 cable percussion Rig used in diaphragm wall, bored pile and water well drilling engineering in China.

针对目前国内防渗墙、灌注桩桩孔施工及水井钻凿的主要设备CZ-22型钢绳冲击式钻机在使用过程中的一些不足之处，研制开发了CZ-1200型冲击钻机。

For a long time, they used percussion drilling-which basically means they hammered away at the ground to get as deep as they could get.

很长时间里他们用冲击钻井&基本上就是不停地砸地面，直到砸不动。

several problems encountered in research and manufacture of cfz-1500 percussion reverse circulation drill

CFZ-1500型冲击反循环钻机研制中的几个问题