On the basis of energy method, the possibility of drill stem buckling in inclined straight hole is studied.
本文应用虚位移原理,在充分考虑钻柱所处的特殊环境的基础上,考察了斜直井眼中钻柱屈曲的可能性。
The on-site tests of 5 wells showed that the stiffness of lower drill pipe assembly was increased to control deviation in the straight hole.
经现场5口井试验表明,不弯曲钻铤能够起到增大下部钻具组合刚度,控制直井段井斜的作用;
It also figures out that the wellbore stability of directional well in the West of Sichuan Basin will be much better than the straight hole with the increasing of the deviation and relative azimuth.
计算结果同时证明,如果在川西深层采用定向井钻井,其井壁稳定性将不会因为井斜角、相对方位角的变化而变差,且地层破裂压力会随井斜角和相对方位角的增加而大幅提高。
Put the tree in the hole so that it is straight.
把树插在坑里,这样它就能够立直。
Methods We changed straight pinhead to three-hole pinhead of filling & sealing machine in the work of filling liquid medicine.
方法将灌封机上的直筒药液灌注针头,改为“三孔”针头。
The difficulty is to carve a hole in the bamboo, because the grain runs straight, so it's hard to cut it this way, but easy to cut in across the grain.
这个困难度在于要在竹子里挖洞,因为竹子纤维是直线的,所以这样锯不好,但是横著锯就简单了。
The pool at the surface is 21m by 18m but it becomes a narrow well-like hole as the depths plummet straight down.
泳池的上表面长21米宽18米,但越往深处越窄,像一个垂直的深洞。
Horizontal double sided NC combined drilling machine is specially designed for the machining of main shaft journal hole and crank arm journal straight oil hole of crankshaft with six cylinders.
针对加工六缸曲轴主轴颈孔、连杆颈直油孔的需要而设计的卧式双面多工位数控钻削组机。
Put the tree in the hole so that it is straight.
把树放入洞穴中,让它立直。
Creative use "thread" type glass sealing hole instead of existing "straight pillar" and "steps" type glass sealing hole, the product compression resistance and leakage performance increase 1 times.
创造性的采用“螺纹型”玻璃封接孔代替现有的“直柱型”和“台阶型”玻璃封接孔,产品耐压和耐泄漏性能相应提高1倍。
It is important that this hole be drilled straight downward, as it can impede the steering of the trike.
它重要的是,这个洞是钻直线下降,因为它可以阻止三轮车转向了。
At first the big hole is male, located outside the knee eyes straight four transverse finger.
足三里是男性第一大穴,位于外膝眼直下四横指处。
This company produces straight-handle twist drill, hard metal multi-aid straight-handle twist drill, metal hole digger , tungsten alloy saw blade, and building drill.
本公司主要生产直柄麻花钻头,硬质合金多用直柄麻花钻,金属开孔器,钨合金锯片以及建工钻的专业生产厂家。
Designed with single hole to allow you to sew a straight stitch on lightweight fabric without skipping stitches.
设计单一洞使你在轻织物上缝合平直缝针没有偏差。
We are capable of manufacturingcarbide twist drills, step twist drills, straight flute drills, hole dilating drills, threeflute drills, combination drills;
可生产硬质合金麻花钻、阶梯麻花钻、直槽钻、扩孔钻、三刃钻、复合钻;
The double radius hole type was commonly adopted for the forming machine of straight weld pipe with vertical roller in domestic present.
目前,国内带有立辊组的直缝焊管成型机大都采用双半径孔型。
The force of Earth's gravity is so great that if the asteroid goes through the hole its path could be 'tweaked' - sending it straight towards us.
在强大引力的作用之下,“穿孔”成功的彗星轨道发生变形,气候将不偏不歪的朝地球直接扑来。
If you've ever wanted to catch your own fish straight from a hole in the ice, try Ontario, Canada, which offers up over one quarter of the world's freshwater, with plenty of trout, bass and pike.
如果你曾盼望直接从冰上的某个窟窿里把鱼钓上来,就不妨去加拿大的安大略体验一下。那里蕴藏着世界上四分之一的淡水资源,鲑鱼、鲈鱼、狗鱼的产量极其丰富。
If you've ever wanted to catch your own fish straight from a hole in the ice, try Ontario, Canada, which offers up over one quarter of the world's freshwater, with plenty of trout, bass and pike.
如果你曾盼望直接从冰上的某个窟窿里把鱼钓上来,就不妨去加拿大的安大略体验一下。那里蕴藏着世界上四分之一的淡水资源,鲑鱼、鲈鱼、狗鱼的产量极其丰富。
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