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- Keywords inclining prevention;dropping hole angle;drilling assembly;pendulum assembly; 关键词防斜;纠斜;钻具组合;钟摆钻具;
- dropping hole angle 纠斜
- Through the stress analysis, this paper discusses the relations of natrual stress, formation pressure, hole angle and azimuthal angle to sand production of reservoir. 通过对定向井、水平井生产时期的受力分析,讨论了油气层出砂与地层原地应力、地层压力、井斜角、方位角之间的关系。
- Hole angle should not exceed 15 degrees any where in the hole unless down hole geological conditions induce such deviation, such as acute fault intersections. 井斜角在井眼任何地方不应超过15度，除非井下地质条件引发了此种偏离，如严重的断层交叉。
- By use of oriented perforator,a certain variance of angle and azimuth between actual perforated hole and former design is made which mainly caused by hole trace,perforated hole angle. 采用定向射孔,使得实际射孔孔眼与原来设计的具有一定角度和方位的偏差,主要有孔眼轨道产生的偏差、孔眼角度产生的偏差等。
- His strength in a crisis is an ace in the hole. 临危不惧是他的看家本领。
- The old man is dropping away in the sofa. 这位老人在沙发上打起瞌睡来。
- He chiseled a hole in the door to fit a new lock. 他在门上凿了个孔，以便装一把新锁。
- The airplane was attacked by dropping bombs. 这架飞机遭到炸弹的袭击。
- The bird picked a hole in the ice with its beak. 那鸟在冰上啄出了一个洞。
- I tripped over, dropping the tray I was carrying. 我绊了一下，手中的托盘掉在地上了。
- The child has picked a hole in his new jumper. 孩子的新毛衣上勾了一个洞。
- Men were dropping like flies in the intense heat. 人们抵受不住酷热而纷纷倒下。
- Stick your hand in and see what's in the hole. 把手伸进去，看看洞里有什么。
- He said he would drop her like a hot potato. 他说他会把她像烫手的东西一样迫不及待地扔掉。
- The dog skins through the small hole in the wall. 那条狗勉强钻过小小的墙洞。
- The rain is leaking in large drop through the roof. 雨正大滴大滴地从屋顶漏下来。
- The men in the hole sent up for more equipment. 在洞穴中的人们向上面要求再给他们一些设备。
- I kept dropping hints but he still didn't twig. 我一直不停地暗示他，但他还是不懂。
- The mice have nibbled a hole in the cheese. 老鼠在奶酪上啃出了一个洞。
