查询词典 casing spear

Lid seal: Machine Gein is available turn-style, with the casing joints should be sealed and reliable measures, if the structure or materials due to corrosion seal failure, it could result in liquid, gas leakage to the environment, cause injury to persons.

机盖的密封：机盖因是可翻式，与机壳接合面应有可靠的密封措施，如果因密封结构或材质防腐失效，就可能造成液、气相的泄漏，对环境、人员造成伤害。

The hole diameter differences of various and sections in Wang 80?3 well in Jianghan Oil Field have been measured.With the help of finite element method and model recognization theory,association of time and gypseous salt creep deformation,the strain distribution of casings_heterogeneous and homogeneous loads,the effects of manufacturing defects on casing stress and the cement...

借助模型辨识理论及运用有限元方法，研究了盐膏层蠕变与时间的关系、套管在均匀及非均匀载荷作用下的应力分布、套管制造缺陷对套管应力的影响以及水泥环对套管的保护作用等，所得结果为工程实际应用提供了定量的参考依据，具有很好的推广应用价值。

Keywords gypseous salt:flow constitutive equation;casing;cascous and elastic property;mechanics model;finite element method

盐膏层；流体；本构方程；套管；粘弹性；力学模型；有限元法

To avoid lost circulation or wellbore instability when drilling fluid circulated downhole after gas drilling, or to shorten drilling cycle and reduce drilling costs, it is recognized that the cementing quality needs to be improved further. 18 dryhole cementing jobs have been tried in 339.7 mm and 244.5 mm holes in Sichuan and Chongqing oil or gas fields and a set of technology for dryhole cementing after gas drilling is developed, including wellbore preparation, casing running, incontinuous liquid slurry injection, etc.

为了避免气体钻井结束后替入钻井液可能引发的井漏、井眼不稳定等复杂情况，缩短钻井周期、降低钻井成本，进一步提高固井质量，在川渝地区探索实践了气体介质条件下339.7 mm表层套管和244.5 mm技术套管共18井次的干井筒固井作业，基本形成了一套气体钻井后干井筒（井眼内为纯气体时的井筒简称为干井筒）固井工艺技术方案与措施。

To avoid lost circulation or wellbore instability when drilling fluid circulated downhole after gas drilling, or to shorten drilling cycle and reduce drilling costs, it is recognized that the cementing quality needs to be improved further. 18 dry-hole cementing jobs have been tried in 339.7 mm and 244.5 mm holes in Sichuan and Chongqing oil or gas fields and a set of technology for dry-hole cementing after gas drilling is developed, including wellbore preparation, casing running, incontinuous liquid slurry injection, etc.

为了避免气体钻井结束后替入钻井液可能引发的井漏、井眼不稳定等复杂情况，缩短钻井周期、降低钻井成本，进一步提高固井质量，在川渝地区探索实践了气体介质条件下339.7mm表层套管和244.5mm技术套管共18井次的干井筒固井作业，基本形成了一套气体钻井后干井筒（井眼内为纯气体时的井筒简称为干井筒）固井工艺技术方案与措施。

Into its high-strength foot portion, at least one nozzle tip is insertable; a high-strength heat-conductive envelope tube having a re-entrant outer shoulder adjacent the casing is joined to a separating sleeve of the shaft.

至少一喷嘴头可插入其高强度脚部内；有毗邻型箱的内陷外台肩的高强导热包封管接到轴的隔离套筒上。

The penetration rate was increased by using the laddering large hole casing design and optimized drill bits.

胜科1井是中国石化在胜利油田部署的一口重点科学探索井，完钻井深7 026 m，φ339.7 mm技术套管下深2 922.78 m，φ311.1 mm大井眼井段深达4 155 m，采用了阶梯式大井眼结构设计与钻头优选技术，提高了大井眼钻井速度。

According to the improved structure of a kind of hose lamp mentioned in claim 2, its features rest with: the above lightproof casing is lengthways embedded in the lightproof trail of the above cover.

根据权利要求2所述的一种软管灯改良结构，其特征在于：所述的不透光罩壳是一纵向相嵌在上述包覆层上的不透光轨道。

According to the improved structure of a kind of hose lamp mentioned in claim 2, its features rest with: the above lightproof casing is lightproof plastic layer extruded and shaped together with the above cover.

根据权利要求2所述的一种软管灯改良结构，其特征在于：所述的不透光罩壳是与所述的包覆层一体挤出成型的不透光塑料层。

According to the improved structure of a kind of hose lamp mentioned in claim 1, its features rest with: it includes a lightproof casing that is lengthways set on the above cover and used to keep out the side light of LED bulb.

根据权利要求1所述的一种软管灯改良结构，其特征在于：包括一纵向设置在上述包覆层上、用于遮挡LED灯泡的侧光的不透光罩壳。

For the head-teacher of the class said that I had seriously broken the school rules,which led me to a three-day suspend class.

为什么呢？因为我的班主任说我严重的违反了校规，于是让我停课三天。

Many of them believe that the conversion of thousands of working-class folk in England spared that nation from the mass carnage and the tyranny that came with the revolution in France.

他们之中有许多人相信，在英国数以千计的劳工阶级之悔改信主使英国免於遭受如法国大革命所造成的大屠杀和专制暴政。