由于降低了酸蚀裂缝的有效闭合压力,砂岩储层注水井酸压比生产井酸压更可能获得成功。
The water injection well of sandstone reservoir may succeed more than production well if taking acid fracturing treatment because reducing of effect closed pressure on acid etching fracture.
根据不同电流等级及不同触头闭合压力,对银基触头材料裂纹类型及形成机理进行了分析研究。
The study on crack types and their formation mechanisms of silver based contact materials are carried out according to the various currents and various contact closed forces.
用于水力压裂设计的一个分析参数。在闭合压力下,当在适当位置没有支撑剂的情况下,裂缝有效地闭合。
An analysis parameter used in hydraulic fracture design to indicate the pressure at which the fracture effectively closes without proppant in place.
(这不就是“挣挣挣。屎”么。。。)急速上升的压力增加了颈动脉血液回流的阻力,并且没有完全闭合的膜瓣使得木有氧气的静脉血返回了脖子。
The increased pressure increases the resistance to blood flowing down the jugular veins, and insufficient valves may allow deoxygenated blood to push back up the neck.
汽车服务中心的经理现在可以使用我们的热压力释放器,防止热膨胀引起的闭合管路系统的毁坏。
Managers of vehicle service centers can now turn to our new thermal pressure relief device to protect against possible damage to their closed pipe systems caused by thermal expansion.
随着油田开发的进行,地层压力逐渐下降,水平裂缝趋于闭合,渗透率大幅下降,严重影响了生产能力。
With continuing an oilfield development, its formation pressure tends to decline along with the horizontal fractures being closed, the permeability drawdown and the productivity being damaged.
根据大量的实验资料,本文分析了砂岩样品的纵横波速度和有效压力的关系,对实验结果进行了回归分析,并用裂隙闭合理论进行了解释。
On the base of large experimental data set, the influence of effective pressure on rock velocities is analyzed with regression method and the theory of crack closure.
第二,单流阀效应引起孔隙压力下降,割理闭合,导致侵入的压裂液滞留其中。
The second is unilateral flow bring about the pore press lower, cleats close, and fracturing fluid deeped in it will settle.
随着注射压力的减小,模具开始闭合,进行压印操作,最终生产出高强度、高产量的载体或透镜。
As the injection pressure subsides, the mold begins to close to perform a coining operation, resulting in a strong, high yield carrier or lens.
在垫片的外环方向存在着具有较高残余压紧压力的闭合环带,它们对接头的紧密性有非常关键的作用。
In the direction of the existence of the outer ring gasket with high residual compression stress of the closed ring, the close of their joints have a crucial role.
转动点火钥匙,弹簧的压力使“开启”位置变为“启动”位置,起动接触器闭合,使得起动电机线圈或磁性开关与电池接通。
When the ignition key is turned against spring pressure past the on position to start, the starting contacts close. This connects the cranking-motor solenoid or magnetic switch to the Battery.
在估算出问题存在的潜在性后,解决过大增压和压力闭合的办法是从阀体槽中找到提供压力释放的途径。
After evaluating and determining that the potential for problems exist, the solution for over-pressurization and pressure locking is to provide pressure relief from the body cavity.
对于应力敏感性强的储集层,过低的井底压力降低了近井地带地层的孔隙流体压力,导致裂缝趋于闭合。同时,井壁失稳的可能性也大。
To strong stress sensitivity formation, low BHP reduces pore fluid pressure of near wellbore are which results in the closure of formation fracture.
通过对各工艺力的计算初步选定了压力机并进行了闭合高度校核和功率校核。
The press machine is selected through the technology force calculation, and the shut height as well as power is checked.
靠近压力加工面部位,硬度较沉积坯提高了45%,拉伸强度较沉积坯提高了40%。双向楔压后孔洞闭合、密度硬度分布都比较均匀。
Compared with those of as-sprayed ring, hardness and tension strength of area near processing face are increased by 45% and 40% respectively.
介绍了在普通压力机上进行闭合成型的模具结构及其工作过程,并介绍了液压系统以及液压参数的确定。
The structure and the working process of the die for closed forming on the common press were introduced. And the hydraulic system and the determination of the hydraulic parameters were stated.
在圆台表面上打有非压力下的弹性闭合状的孔口。
An opening is formed on the surface of each bench and adapted to close elastically under a non-compression condition.
锁模力是注塑机一个非常重要的参数,它是注塑机在注射过程中保持模具闭合状态以抵御型腔压力所提供的最大压力。
Clamping force is an important attribute of the clamping unit of a PIMM. It is the maximum force the machine is capable of to keep the mould closed against the cavity pressure during injection.
压力、行程、速度、保压时间、闭合高度均可按需求调整,方便操作;
The pressure, stroke, speed, dwell time and shut height can be adjusted according to request, allowing for convenient operation;
使用者的鼻孔通过压力设计(11)的驱动来闭合。
Nostrils of the user's nose are closed and opened according to the drive of the pressing projections 11.
发现了一些前人未曾揭示的规律,条采巷道闭合变形将出现两个极值,其距离大于普通开采巷道,因此,巷道应在前方峰值压力第二次采动影响时加强支护。
Some deformation features that have not been discovered before are found. There are two peaks of displacement in strip mining roadway, and their lag distance is longer.
发现了一些前人未曾揭示的规律,条采巷道闭合变形将出现两个极值,其距离大于普通开采巷道,因此,巷道应在前方峰值压力第二次采动影响时加强支护。
Some deformation features that have not been discovered before are found. There are two peaks of displacement in strip mining roadway, and their lag distance is longer.
应用推荐