1) coring with drilling
随钻取心
3) coring bit
取心钻头
1.
Based on strata characteristics,designed 8? matrix bodied triple stepped PDC coring bit and steel bodied multiple stepped tungsten-carbide-tipped coal coring bit.
为满足设计要求,选择平顶山五环实业有限公司研制的大口径绳索取心器,并根据地层特点,设计了81/2胎体式三阶梯PDC复合片绳索取心钻头及钢体式多阶梯硬质合金取煤钻头。
2.
The bottom hole flow physical model of a kind of PDC coring bits is established considering the effect of junk slot and teeth layout in this paper.
以一种现场常用的PDC取心钻头为原型,充分考虑排屑槽和切削齿对于井底流动的影响,建立了与实际相接近的PDC取心钻头井底流场的物理模型。
4) Core Drilling
取心钻进
1.
Core Drilling in the Ice Sheet of the South Pole;
南极冰盖深层取心钻进技术及设备
2.
Drilling fluid technology in the core drilling of SLCORE-I well (main well);
松科1井(主井)取心钻进钻井液技术
5) coring drilling
取心钻井
补充资料:随其心净
【随其心净】
(杂语)诸佛各随其心净而得净土也。维摩经佛国品曰:“菩萨欲得净土,当净其心。随其心净,则佛土净。”
(杂语)诸佛各随其心净而得净土也。维摩经佛国品曰:“菩萨欲得净土,当净其心。随其心净,则佛土净。”
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