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- Permeability test of granite mass by using pressure pulse test method 利用压力脉冲试验测定某地花岗岩体的渗透系数
- pressure pulse test 压力脉冲试验
- A Pressure Pulse Technique to Test Liquid Permeability of Core with Low Permeability. 测量低渗岩心液体渗透率的压力脉冲技术
- For the meter which has liquate inner, can work in strong vibration or pressure pulse situation. 对于在外壳内充液的仪表,能够抗工作环境振动较强和减少介质压力的脉动影响。
- The background of the pressure pulse bioreactor appearance and its effect on fermentation industry has been described. 评述了压力脉动生物反应器的出现背景及其对生物发酵工业的影响。
- Transient pulse test is one kind of nondestructive test method employed to test bridge wire electric explosive device (EED). 摘要瞬态脉冲试验是一种对桥丝式电火工品进行无损检测的方法。
- Based on pulse test, the pulse response curve and flow recession curve are analysed for studying the structure of karst aquifer medium. 通过脉冲试验,采用测站脉冲响应曲线及流量衰减曲线分析,对后寨河流域含水介质结构进行了研究。
- If the shape of tailrace pipe is changed, the pressure pulse can be removed so that the vibration of generating unit can be reduced. 如改变尾水管形状,可以消除涡带压力脉动,减小机组振动。
- Because velocity of flow reduces when the pressure pulse reduces,the noise of impulsion and the noise of vortex increase a little. 因为压力脉动减小导致流速增加,从而使冲击噪声和涡流噪声略有增加。
- The third scheme,whose streamline frontal shape is shuttle shape,with lowest air pressure pulse and aerodynamic drag,was selected as the optimization scheme. 最优方案为列车交会压力波和空气阻力均较小、流线型头部为扁梭形的方案三。
- Plugging removal with high pressure pulse jet acidization is new technique to be used for increment of production and injection in low permeability oil fields. 高压脉冲射流酸化解堵是用于低渗透油田增产增注的新技术。
- Observe the sedation grade record the change of the blood pressure pulse and SPO2 and the feeling, oblivion extent, satisfaction in the gastroscopy course. 观察其镇静分级,记录检查中血压、脉搏、血氧饱和度的变化,以及在检查过程中的感受情况、遗忘程度、检查后的满意度。
- The normal electric thermal response curve obtained from transient pulse test is smooth, but the abnormal one has obvious fluctuation.In general, the EED having abnormal curve has some shortcomings. 通过瞬态脉冲试验得到火工品的电热响应曲线,正常的电热响应曲线是光滑的,而非正常的电热响应曲线往往有较大的波动,出现非正常电热响应曲线的火工品一般都存在某种疵病。
- The method of treating dust for small electric arc cooker using semiairtight cover,long bag low pressure pulse bag filter and computer control is introduced in this article. 介绍一种利用半密闭罩、长袋低压脉冲布袋除尘器及用电脑控制来治理小型电弧炉除尘的方法。
- It was difficult for pulse testing in the low permeability reservoir,selection of calculation point of pulse directly affected the interpreting results of pulse pressure response curves. 低渗透油藏脉冲试井难度大,脉冲计算点的取法直接影响脉冲压力反应曲线的解释结果。
- Methods Ninety-six cases were divided into two groups and each group was given different sedative and muscle relaxant.Blood pressure,pulse,ECG and SPO2 were monitored during operation. 方法96例患者分两组,采用不同的镇静药和肌松药,间断正压通气,术中监测血压、脉搏、心电图及氧饱和度。
- In terms of hydrodynamics and acidizing theory, this paper discusses the basic principle, technology and calculation method concerned of plugging removal technique with high pressure pulse jet acid... 该文从水动力学和酸化机理的角度,对高压脉冲射流酸化解堵的基本原理、工艺技术及有关的计算方法加以论述,实际井例证明该技术解堵的增产效果显著。
- Electromagnetic Pulse Test Aircraft 电磁脉冲测试飞机
- With secant method, This paper presents a technology to use measured data of identical vertical pulse testing for calculating vertical and horizontal permeabilities in reservoir. 本文采用割线法,提供了一种利用同井垂向脉冲试井的实测数据确定油层垂直方向及水平方向渗透率的方法。
- Gauges with liquid filling are damped if pressure pulses or mechanical vibrations arise. 如果压力呈脉冲状或机械振动加剧,充液的压力表可以得到缓冲。