Under the flow for spool valve closure and relatively easy changes in fluid pressure and flow and less.
对于阀芯下流动，阀门相对地容易关闭而且流体压力和流量变化和少。
Swing-type check off er the least pressure drop and offer simple automatic closure; when fluid flow stops gravity and flow reversal closes valve.
旋启式止回阀压降最小，能够完全自动关闭，即在介质流动停止、重力和介质倒流的状态下自动关闭阀门。
An error in closure stress measurement can lead to a significant error in the estimation of the net pressure and, consequently, the fracture geometry.
闭合应力测量的错误会对净压估计，以及随后的断裂几何形状的估计造成严重的错误。
Propellant property and nozzle closure opening pressure have an important effect on the ignition transient.
推进剂的燃烧特性及喷管堵盖打开压强对点火升压过程有较大影响。
Closure of the ASD can still remodel the right atrium and ventricular, decrease the pulmonary artery pressure, and improve the cardiac function in the elderly patients.
结论：高龄本身并非老年房间隔缺损手术禁忌，老年患者通过封堵器或手术闭合房缺仍可以重构右心房、右心室，降低肺动脉压，显著改善心功能。
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.
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。
To strong stress sensitivity formation, low BHP reduces pore fluid pressure of near wellbore are which results in the closure of formation fracture.
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。
The valve petal USES the spring to load, its quick closedown can effective reduce the hammer pressure, the sealing property is good, the closure does not have the noise.
阀瓣采用弹簧加载，其快速关闭能有效的减小水锤压力，密封性能好，关闭无噪声。
The achievement of permanent transcatheter closure was decided according to the change of the pulmonary arterial pressure, aortic pressure and oxygen saturation.
封堵成功后监测肺动脉压力、主动脉压力和血氧饱和度变化，决定能否行永久封堵。
Metal cock ring soft seat surface pressure to the bearing surfaces, such as the valve core and valve seat is concentric ring surface can be a double tight closure.
金属旋塞表面压向阀座环软支座表面，如阀芯和阀座环表面是同心的，就能得到双重严密的关闭。
Conclusion Applying the indomethacin to the angle closure glaucoma in acute outbreak not only can prevent the postoperative inflammatory reaction but also help decrease the intraocular pressure.
结论对前列腺素生成起抑制作用的消炎痛应用于闭角型青光眼急性发作期，不仅能防止术后炎症反应，而且有协助降低眼压作用。
As long as the valve closure effect is good, when the pressure, high pressure cut-off valve is closed, the back-end pressure volume smaller, pressure.
只要阀门关闭效果良好，保压时，高压截止阀关闭，后端压力容积变小，压力增大。
Reversed flow is stopped or held in "check" by fluid backflow pressure which seats the closure device against the valve body.
倒流的流体通过倒流的流体压力将止回关闭装置与阀体紧密密封，从而实现阻止倒流的“止回”功能。
Objective:To evaluate the neuroprotection effect of Ginkgo leaf capsules on primary angle closure glaucoma patients after surgical therapy whose intraocular pressure were controlled.
结论：银杏叶胶囊可以改善原发性闭角青光眼手术后眼压控制患者的视野，表明其具有一定的视神经保护作用。
The high pressure around the valve off, fluid pressure to promote the closure of parts moving down, close the valve.
断电时，辅阀利用弹簧力或介质压力推动关闭件，向下移动便阀门关闭。
All ECONOSEALS handle paperboard or corrugated, as well as glue, tuck and pressure-sensitive tape closure.
所有econoseal进行纸板或波纹、胶水、褶皱和压敏带封口。
Through test on pigging receiver and launcher enduring pressure, determined is main reason resulting in quick opening closure enduring pressure on pigging system, and resolving method is put forward.
通过对收发球筒进行带压试验，找出导致清管系统快开盲板带压运行的主要原因，并提出解决的措施。
Objective:To observe the clinical effect of paracentesis of anterior chamber before trabeculectomy in treatment of primary angle-closure glaucoma with persistent high intraocular pressure.
结论：术中前房穿刺术对于持续高眼压状态下青光眼行之有效，是一种安全有效的治疗方法。
The pressure for opening the nozzle closure was determined in the simulated ignition test. The results show that the design scheme is reasonable. This kind of closure has been used in the practice.
某型号发动机硬质泡沫喷管堵盖打开压强模拟点火试验结果表明，这种硬质泡沫喷管堵盖设计方案可行，并已在实际中得到应用。
Quick-opening closure is a common pressure-bearing component in pressure vessel. Quick-opening closure is often opened with pressure or boosted without closing the door resulting in kinds of accident.
快开端盖是压力容器中的一个常见的承压部件，快开端盖经常因带压开门或未关紧门升压导致各种事故。
Stannard et al. randomized sixty-two severe open fractures to treatment with negative-pressure wound therapy or sterile moist saline solution dressings until ultimate closure or coverage7.
Stannard等随机对比62例应用伤口负压疗法或无菌湿盐水敷料治疗的严重开放性骨折，直至伤口最终闭合或被组织覆盖7。
Results: the eyes pressure of 52 patients suffered from acute angle-closure glaucoma were normal and no complications were found when they left hospital.
结果：52例急性闭角型青光眼患者出院眼压均正常，无并发症发生。
Contrary to the classic seam closure methods using needle and thread, these modern methods bond the materials together using molecular processes such as ultrasound, heat or pressure.
与传统的利用针线的缝合方法不同是，这种现代方法利用分子结构的程序例如超声波，热量或压力将材料结合在一起。
Contrary to the classic seam closure methods using needle and thread, these modern methods bond the materials together using molecular processes such as ultrasound, heat or pressure.
与传统的利用针线的缝合方法不同是，这种现代方法利用分子结构的程序例如超声波，热量或压力将材料结合在一起。
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