annulus
英音[ ˈænjʊləs ] 美音[ ˈænjʊləs ]

常用释义

词性释义

n.

环,环形物;圆环域
例句
  • 全部
  • 环形
  • 环空
  • 环隙
  • 圆环
A sonic tool used in a pumping well to determine the distance to the top of the fluid in an annulus during pumping and shut in.
在抽油井的抽油过程中和关井期间测量环空内液面高度的一种声波测井方法。
在互联网时代,网络营销必将成为医院市场营销战略中的重要一环。
同位素示踪法和涡轮流量计法是目前国内各油田普遍采用的环空测井方法。
一种完井部件。它通常包括在接近封隔器的下部组合中。它用来提供在油管与环空之间的连通。
根据本发明的框架限定有一个中央开口的画框环形。
该光盘由一个不可核周围非线性环纤维中嵌入了坚实的地面物质。
Hence the Sun appears as a very bright ring, or annulus, surrounding the outline of the Moon.
因此,太阳似乎是一个非常光明的戒指,或环,周围的轮廓月球。
对于养殖户来讲,产品是否有销路尤为要害,也是确保收入的重要一环。
Can produce two jobs again later, make I must cancel the company, again annulus for polished rod commander.
可后来又发生了两件事,使我不得不把公司注销掉,又再次轮为光杆司令。
强直性脊柱炎的影像学特征是来源于附着点炎,尤其是在纤维环。
With two moveable phases (oil and water) and differing permeabilities, an annulus can be formed.
如果存在可动两相(油和水)和渗透率差异,可能会形成环形空间。
而请客吃饭则是建立良好的人际关系的重要一环。
由于这些工作已超过6个月前泵,井已经表明集结在环或SCVF没有压力的迹象。
Yang Yu annulus won part however 3000 favorite the special honour at a suit, but also did not escape finally the end of right fight victim.
杨玉环倒是赢得了集三千宠爱于一身的殊荣,但最后也没逃脱得了权利斗争牺牲品的下场。
Posterior filaments with a long, oblique, reflexed appendage at base and far above hairy annulus of corolla tube inside.
后唇瓣花丝具长,偏斜,附属物在基部和远高于有毛花冠筒环带在里面。
生骨节的致密区向头端发展,形成软骨盘和纤维环的原基。
气举阀工作筒中的孔口提供了在油管环空中气举气供给与生产油管导管之间的连通。
在纤维环的发育过程中出现短暂的AV旁道也许可以解释在这种现象。
结论高频环阵数字化超声检测技术可以作为眼科、乳腺等疾病早期诊断的有效方法。
结果:最常见的椎间盘破坏方式是凝胶剂自纤维环后方挤出。
目的:研究高核承压在腰椎间盘纤维环破裂中的作用。
要提高小学英语课堂教学质量,实现真正的互动性课堂教学是极其重要的一环。
苞片披针形到宽披针形,先端长渐尖,短于花萼。花冠筒没有有毛环带在里面。
其次,在气体钻水平井中,井筒环空流动为气—固两相流。
The correct volume ensures that the column of fluid in the tubing string is balanced by the column of fluid in the annulus.
正确的用量确保了在油管柱中的液柱被环形空间中的液柱所平衡。
wrapping annulus cuts method , it is small operation . the surgeon can do make water of any a secrete . in shenyang 200 - - 300 yuan.
包皮环切术,是小手术。任何一位泌尿外科医生都会做。在沈阳200--300元。
进一步检查椎间隙发现有残余的骨赘和后方纤维环。
The term is also used in gravel packing to describe the act of placing all the sand or gravel in the annulus.
该术语同样用于砾石充填,去描述在环空内充填沙子或砾石。
能够经油管柱和相关的环形空间实现循环的井下装置。
The two basic components of the disc are the annulus fibrosis (outer part) and the nucleus pulposus (inner part).
椎间盘两个基本的成分是环状纤维化(外围部分)与髓核(内在部分)。
1·Want to treat the condition of the arenaceous water around, if if (arenaceous annulus water is held in the arms).
要看看四周的砂水的形势,倘若是(砂环水抱)。
2·Use limitation to be in in shuttle root B by the needlework annulus of shuttle sharp hook outward surge.
用来限制被梭尖钩住的针线环在梭根B处向外滑脱。
3·During the movement of the regulation annulus, it turns whirligig of the regulations arm into whirligig of the spindle, and change the whirling direction.
调整环在运动过程中把压力臂上拨叉的旋转运动转化为转轴的旋转运动,改变了旋转运动的方向。
4·To improve the quality of classroom teaching, true interactive teaching is one of the most important one annulus.
要提高小学英语课堂教学质量,实现真正的互动性课堂教学是极其重要的一环。
5·Put annulus why to often have inflammation later?
放环以后为什么老是有炎症?
1·A valve installed in the wellhead assembly to provide access to the casing annulus of non-producing casings.
安装在井口装置中的一个阀。它提供通向非生产套管的套管环形空间的通路。
2·The condition in which cement flows in a channel only on some sides of the casing or borehole annulus, and thus does not provide adequate hydraulic isolation in all radial azimuths.
水泥只在套管或井眼环形空间的某一面的通道内流动的现象,因而不能在所有的径向上提供充分的水力隔离层。
3·The source and detector, however, are arranged to be sensitive to the density of material in the annulus and can distinguish between fluid and cement behind the casing.
与密度测井不同的是,其伽马射线源和探测器的布置方式能使它们对井内环形空隙中物质的密度很敏感,可以将套管外面的流体和水泥区分开来。
4·When operated, the circulation sub allows a higher circulation rate to be established by opening a path to the annulus in the top section of the tool string.
循环接头在工作时在工具管柱的上段打开通向环形空间的通路,于是能够建立较大的循环流量。
5·The slurries are injected into well before running in casings with closed bottom end and then running casing make the slurry be squeezed into annulus to improve cementing bonding in small annulus.
若将水泥浆先注入井中,再将下端封闭的套管下入井内,把水泥浆挤入环形空间,就能保证环空有饱满的水泥浆。
1·Based on field investigation and statistical data, the relation plate of annulus pressure differential, interlayer differential and cementing quality is plotted.
结合现场调查和统计规律,建立了环空压差和层间压差与固井质量的关系图版。
2·The experimental study on the relationship between annulus pressure differential, interlayer differential and cementing quality is carried out on the lab simulation test unit.
室内利用模拟试验装置进行了环空压差和层间压差与固井质量的关系的试验研究。
3·Moreover, the wellbore annulus pressure increased with the increasing of invaded formation water quantity. but the amplitude is not obvious.
此外,井筒环空压力也随着地层水侵入量的增加而增大,但增幅不明显。
4·Secondly, in the horizontal gas Wells, wellbore annulus flow of gas - solid two-phase flow.
其次,在气体钻水平井中,井筒环空流动为气—固两相流。
5·Such as Annulus testing, casing outer set testing, With tubing bundle testing, etc... Not affect normal production in the course of testing.
如环空测试工艺,套管外固定测试工艺,随油管捆绑测试工艺等。在测试过程中对正常生产没有影响。
1·The flow of coolant pump design flow is usually 2% -3%, within a set of magnetic separation between the rotor and the annulus region due to eddy current arising from high-calorie.
冷却液的流量通常为泵设计流量的2% - 3%,内磁转子与隔离套之间的环隙区域由于涡流而产生高热量。
2·Heat transfer of nucleate boiling of water and n-hexane in a vertical cylindrical annulus with inner side heated has been experimentally investigated.
以水和正己烷作为介质,考察了通入空气对内管加热的竖直圆柱形环隙内的沸腾传热性能的影响。
1·The experimental results show that all the aluminum honeycomb core, metal rubber annulus and magnetic damping of eddy current can be used as damping materials or modes of the lunar lander.
试验结果表明铝蜂窝圆芯、金属橡胶圆环及涡流磁阻尼都可以用作月球着陆器的阻尼材料或阻尼方式使用。
2·While profile, the cross section was composed of annulus and rectangle, was extruded, the flow mechanism the plastic melt in the die was analyzed and the design method of die land was given.
本文分析了异型(圆环型与矩形的组合)材成型时塑料熔体在模头中的流动机理,并给出了模口成型长度的设计方法。
3·A 2-d equivalent circuit models of the longitudinally polarized annulus and circular piezoelectric disk are established, which is coupled in the thickness and radial direction.
提出了一种轴向极化压电圆环和圆片的径厚二维耦合等效电路模型。
同义词
n.
[解剖]环,环形物;[数]圆环域