查询词典 guide casing

Click above all " move " input in casing " Mmc " hind carriage return, can play piece " console 1 " the window.

首先单击&运行&在框中输入&mmc&后回车，会弹出&控制台1&的窗口。

In the light of the shortcomings of the mechanical internal cutter for use in the operation of well workover, a hydraulic internal cutter, named ND — S114 casing internal cutter, is developed.

针对油水井大修施工取换套管作业中使用ND—J114型机械式内割刀切割套管时操作工艺复杂、成功率低等缺点，研制开发了ND—S114型套管内割刀。

According to a actual engineering casing, transient head values were calculated under different rai...

从而为工程上边坡暂态水头的计算提供了一种简单的估算方法。

The head is a casing of mission control and organs so vital it must be protected.

头是人类中枢的外壳，里面的器官极为重要必须好好保护。

Depositors have the protection of the casing side vacuum head and vacuum cups.

有保护套管存方真空头及真空杯。

Load transfer is thus accomplished through bearing of the fastener head against the casing wall.

负荷转移，因此通过轴承紧固件头套管墙。

Through several year's research,a new type of casing head in view of the problems encountered in preceding stress cementing in thermal production well.

针对稠油热采井预应力固井中存在的问题，研制了一种适用于稠油热采井预应力固井的新型套管头。

The main materials of this technology are split bolt, PVC casing, plastic head, vertical skeleton and aluminum alloy skeleton.

该工艺主要材料包括对拉螺栓、PVC套管、塑料封头、竖骨架、铝合金骨架等。

Our company produce all kinds of high, medium and pressure series valve, valve, check valve, valve plate, high pressure oil wellhead equipment, slurry pipe sinks, cutting Meeting Series snubbing pipe, casing head and drilling accessories such as petroleum, chemical industry equipment.

公司主要生产经营各类高、中、压系列闸阀、截止阀、止回阀、平板阀门、高压采油井口装置，泥浆管汇、节流压井管汇系列、套管头及钻采配件等石油、化工行业专用设备。

In this paper, research on wellhead system stability of offshore oil self-elevating drilling platform exploratory well is introduced, the matching equipment technology and operation points such as wellhead casing head, offshore water isolation tube, mudline suspension flow, wellhead suspension system, and so on are analyzed and researched by wellhead counterbalance and conventional well structure, and measures taken to ensure wellhead support flow stable are found.

对海洋石油自升式钻井平台探井井口系统稳定性研究进行了介绍，通过对井口配重、常规井身结构、井口套管头、海上隔水导管、泥线悬挂流及井口悬吊系统等配套设备技术和操作要点的分析研究，得出了确保井口支撑系统稳定应采取的措施。

Objective:To compare the response control and attention of Schizophrenic patients with that of the healthy controls by Integrated Visual and Auditorycontinuous performance test. To quantitate the impairment of cognitive function in patients, and to explore the relationship between cognitive function and the severity of the disorder.

目的：探讨精神分裂症病人在IVA持续操作测试中的反应控制能力、注意力等，并与健康人进行比较，从而量化精神分裂症病人的认知功能损害，并进一步探讨其认知功能与疾病严重程度的关系。

Main effective factors including subcooling degree, mechanical vibration, gas hydrate reformation, environment temperature, noncondensing gas and surfactant are analyzed.

指出过冷度、机械振动、重复生成水合物、环境温度、不凝性气体、添加剂是影响气体水合物生成的主要因素，还对R152a水合物的放冷进行了实验研究。