1) seismic while drilling
随钻地震
1.
Research on Drill-Bit Signals Extracting Methods of Seismic While Drilling;
随钻地震钻头信号提取方法研究
2) drilling/[seism while drilling]
钻井/[随钻地震]
3) jar while drilling
随钻震击器
1.
Development and application of integral mechanical jar while drilling;
QJ159A整体机械式随钻震击器的研制及应用
2.
To solve this problem,QJ159A integral mechanical jar while drilling is developed.
针对液压式、机械式随钻震击器因密封材料受介质腐蚀和井底高温的影响,技术性能不稳定,使用寿命低的问题,研制了QJ159A整体机械式随钻震击器。
4) seismic drilling machine
地震钻机
5) Suizhu earthquake
随州地震
6) random earthquake
随机地震
1.
In study random earthquake analysis of fuzzy truss,it ever hardly described fuzzy equation because its theory is based on decomposition theorem and extension principle.
在研究含模糊参数的网架结构随机地震反应分析中,对于模糊参数的表达是通过模糊集的分解定理或扩张原理来进行的,这种传统的方法比较复杂。
补充资料：冻土钻(见取土钻)
冻土钻(见取土钻)
dongtuzuan冻土钻见取土钻
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条