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- pressurization at bottom hole 井底增压
- BHA vibration experiment, based on analysis of forces born by drilling string at bottom hole, is done by imposing 3 typical underground forces on certain combination drilling string. BHA振动实验是在分析井下钻柱受到的作用力的基础上,通过对某组合的钻柱施加3种典型的井下作用力进行实验,利用设计的振动测量系统检测并分析数据,得到BHA的邵分振动规律;
- He who will climb the ladder must begin at bottom. 爬梯子须从第一蹬开始。
- This is the BHA[bottom hole assembly] log. 这是井下钻具组合的记录本。
- Make up bottom hole assembly (BHA). 组合下部钻具。
- Their offer to help was at bottom self-centred. 他们提出要帮忙,这其实还是他们为自己考虑。
- BOTTOM Control bar is at bottom of frame window. 控制条在框架窗口的底部。
- Oh, I almost won, but she beat me at bottom. 噢,我几乎赢了,但是她打击了我的底部。
- At bottom we knew how intractable the world was. 实际上,我们知道这个世界是多么难对付。
- Disc is guided at bottom and top. 阀瓣在底部和顶部之间被引导。
- English: Better spare at brim than at bottom. 中文:宁愿缸满时节约,不愿见底时俭省。
- Place footboard at bottom of client's feet. 防止床垫对脚跟压力时间过长。
- Please pull out of hole and change bottom hole assembly! 请起钻,换下部钻具结构!
- But whose heart is at bottom unchanging . 可它的心在深深的海底,却始终如一,
- Better spare at brim than at bottom. 常将有日思无日,莫待无时思有时。
- Install drain hose to vent tube at bottom of pump. 在水泵底部安装排放管到排水管。
- Suitable position of stabilizer at bottom hole assembly fitting an off-balance bit 偏心钻头底部钻具组合稳定器的适宜安放位置研究
- Effect of hydraulic factors on flow field at bottom hole of rotating drill bit and hydraulic optimistic design 钻头头部旋转流场影响因素及优化设计
- Luck: I'm under a lot of pressure at work. 我在工作上受到很大的压力。
- How to deal with pressure at work? 你如何处理工作压力?