查询词典 casing pipe

This removal of air from the pump casing produces a partial vacuum on the pump inlet ,here the fluid is trapped between the teeth of the upper and lower gears and the pump casing .continued rotation of the gears forces the fluid out of the pump discharge .

这种泵内空气运动使泵吸入口处形成了真空，于是外部油箱的液体在大气压的作用下，由泵的入口进入，聚集在上下齿轮和泵壳体之间，齿轮连续的旋转使液体流出泵的出口。

The action of the centrifugal fan, expressed in simple terms, is as follows: when the fan wheel, A (Fig.25.2), carrying the blades or vanes, B, revolves in its casing, the air is moved by the blades, but does not continue to rotate with them.Instead, it is thrown outwards by centrifugal force to the casing, as shown by the arrow, BC, just as a stone flies off from the common sling.

该行动的离心风机，表达了简单来说，就是如下：当风扇车轮，（ fig.25.2 ），进行叶片或叶片，乙，围绕在其套管，空气所动刀片，但不继续轮流与them.instead ，这是向外抛出，由离心力，以套管，显示箭头，公元前，正如一位石材苍蝇从共同吊索。

The invention discloses a support device for an air conditioning faceplate, which is arranged between a front faceplate of a suction inlet of a suspender air conditioning and an air conditioning casing, comprising a support component and a drive motor, wherein, the support component is a cross drive lever component formed by two connecting levers which are connected with each other with freely rotated middle part in a scissors shape, comprising a driving lever and a driven lever, wherein, the driving lever passes through the middle part of the driven lever; the middle part of the driving lever is rotatablely fixed in the middle part of the driven lever; the driving lever is driven by a step motor, has one end fixed on the step motor and the other end fixed in a chute of the faceplate capable of sliding in the chute; and one end of the driven lever is connected with a hook of the faceplate, and the other end of the driven lever is arranged in the chute of the casing and can slide in the chute.

本发明公开了一种空调面板支撑装置，设于挂式空调吸入口的前面面板和空调罩壳之间，包括支撑构件和驱动电机，所述的支撑构件是由中间部转动自由地相互连接的两连杆构成的呈剪刀状的交叉传动杆组件，包括主动杆和从动杆，主动杆从从动杆中部穿过，主动杆中部可转动地固定在从动杆中部，主动杆由步进电机驱动，一端固定在步进电机上，另一端在面板的滑槽中，可以在滑槽中滑动，从动杆一端与面板的挂钩连接，另一端在罩壳的滑槽中，可以在滑槽中滑动。

Clamp the pen casing and blade casing onto the cutter head respectively and tighten them with screws

将笔套与刀套均分别夹在切割机机头上，拧紧螺丝

There is no slip of viscosity liquids in casing and tubing under the condition of gas flowing out of casing head in gas-venting wells.

摘要在套管放气状态下，环空中液体相处于停滞状态，液相和油套管之间不存在相对滑动，受油套管粗糙度影响的雷诺数失去原有的意义，不能直接应用石油工业中常用的多相流计算方法。

During the process of development and production in the Kela-2 gas field, the production casing head pressure and technical casing head pressure of some single wells have increased abnormally.

克拉2气田在开发生产过程中，部分单井出现生产套压、技术套压异常升高的现象。

SPOOL, CASING HEAD: CASING HEAD; 13-3M

套管四通。套管头13-3M

Casing pressure,Casing head pressure

井口套管和油管环形空间内的压力。

Based on the characteristics of casing annulus gas-venting wells, the particularity of multi-phase flow in the condition that the casing-head gas flows through a nearly stagnant liquid was investigated. Based on the theory of Taylor bubble, a model to calculate void fraction and pressure gradient in various viscosity liquids was developed. This model is applicable to bubbly flow and slug flow.

以泰勒气泡在黏滞流体中的上升流速作为主要依据，建立了不同油黏度下套管环空放气流动的截面含气率和压降计算模型，并提出了不同黏度、不同气油比的套管定压放气井环空流动计算及套管压力分布的多相流模型，该模型主要适用于泡流和段塞流。

The stress fields' distribution of the casing, cement, perforation and oil layer and the relationship between thestress of casing and the quantities of sand production were established in the paper.

大量出砂使地层结构承载能力下降，导致套管内外压力变化，在热应力的作用下，引起套管弯曲，使得局部应力集中，从而使出砂层段及周围的套管应力增加。

He has to relate with three women in the movie, and yet remain implicitly faithful to the unseen Lucinda.

让克劳德布里亚里成功地饰演试验了一个难度很大的角色：和三个女人打交道，但还要底下对观众未曾谋面的卢馨达保持忠诚。

The experiment was conducted to study effects of inulin on the growth performance, indices of immune organs and serum immunoglobulin of laying chicklings as well as the performance of inulin which replaced the antibiotics in diets by adding 0.2%, 0.4% and 0.8% of inulin, respectively.

试验旨在通过在蛋用雏鸡日粮中添加0.2%、0.4%和0.8%的菊粉，研究菊粉对蛋雏鸡生长性能、免疫器官指数和血清免疫球蛋白的影响，以及菊粉替代抗生素对蛋雏鸡的应用效果。