pressure sealing

capillary sealing and,capillary+pressure sealing.

在研究泥岩盖层封气性的形成条件及演化特征的基础上 ,对 3种类型泥岩盖层的封气性演化阶段进行了划分 :既无生气能力又无异常孔隙流体压力的泥岩盖层 ,其演化不存在阶段性 ,仅有毛细管封闭 ;具生烃能力但不具异常孔隙流体压力的泥岩盖层 ,其演化可分为毛细管封闭和毛细管 +压力封闭两个阶段 ;既具生烃能力又具异常孔隙流体压力的泥岩盖层 ,其演化可分为毛细管封闭、压力封闭 +毛细管封闭 +抑制封闭和毛细管封闭 +替代封闭 3个阶段。

Based on the detailed study of the formation mechanism of pressure sealing of mudstone caprock,analyses the pressure sealing mechanism of mudstone caprock and its evolution characteristics,puts forward the concepts of beginning period and stopping period of pressure sealing formation,and establishes the identifying method.

在深入研究泥岩盖层压力封闭形成机制的基础上，分析了泥岩盖层压力封闭油气的机理及其演化特征，提出了泥岩 盖层压力封闭形成的起始时期和终止时期的概念，建立了确定方法。

Uncompacted mudstone has the capability of pressure sealing, which can not seal only oil and gas in free phase, but also oil and gas in waterdissolving phase.

欠压实泥岩具有压力封闭油气的能力,既可以封闭呈游离相运移的油气,又可以封闭呈水溶相运移的油气。

Gas accumulation depends on not only the reservoirs with higher porosity and permeability but also pressure sealing in the Xiangxi 4 gas reservoir, Bajiaochang Gas Field.

四川盆地中部八角场地区香四段气藏得以成藏的关键是有利储层的发育和压力封闭。

Primary discussion on types and origins of pressure seals;

压力封闭层的类型及成因刍议

The Seal Characteristics of Capillary Pressure of Direct Argnlaceous Cap Rocks for Natural Gas from Paleozoic in Shanganning Basin

陕甘宁盆地上古生界天然气泥质岩直接盖层的毛管压力封闭特征

The effectiveness of pressure seals in the subsurface may be evaluated by making a calculated fluidpressure profile of the overlying shales.

在地下，压力封闭的有效性可以通过计算上层页岩的流体压力剖面来估计。

Geology and pore-water pressure sealing of shallow biogenic gas in the Qiantang River incised valley fills

钱塘江下切河谷充填物地质特征及浅层生物气的孔隙水压力封闭机理(英文)

Imported closed compressor was applied, better efficiency, and better refrigeration.

采用进口全封闭压缩机，效率高、冷冻能力强。

semihermetically sealed condensing unit

半封闭式压缩冷凝机组

pressurized stopping

封闭灾区加压隔火墙

hermetically sealed condensing unit

全封闭式压缩冷凝机组

Apical sealing ability of root canals filled with nanosealer

纳米根管封闭剂根尖封闭能力的研究

Rational Determination of Elastic Gasket Contact Stress and Closure Pressure for Shield Tunnel Segments

隧道管片密封垫接触应力和闭合压力的合理确定

The rolling emulsion and oil pipe form a closed system with the cooler, filter and indicator for pressure of the main pipe.

轧机乳液和油路自成封闭系统，具有冷却、过滤和总管压力指示功能。

A condition, space, or enclosure in which air or other gas is at a pressure greater than that of the outside atmosphere.

充气增压空气或其它气体压力大于外界大气压力的状态、空间或封闭空间

closed centre hydraulic system with pressure compensation

压力补偿闭心液压系统

The edges in the edge-loop are then changed into faces.

选择封闭边，也就是面，挤压生成面。

Hermetic reciprocating refrigerant compressor

GB/T10079-1988全封闭活塞式制冷压缩机

enclosed boiling kier

封闭式精练罐，高压精练罐

Study on Decreasing Noise of a Hermetic Reciprocating Compressor;

全封闭往复式压缩机整机降噪的研究

The Design of a New Kind of Garbage Compressing and Storing Device;

新型封闭式垃圾压缩储存设备的设计

Evaluation of energy of restricted and closed aquifer in over-pressured gas reservoirs

异常高压气藏有限封闭水体能量评价