dra的例句大全

By this method dynamic parameters of producers and in injecters can be used to estimate the reservoir pressure and dra-inage radius without well shut-in.

使用该方法，可以在不关井的情况下，用油水井动态参数，获得油井地层压力和驱动半径。

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This research provided guarantee for industrialized producing of DRA.

本研究为减阻剂的工业化生产提供了可靠保证。

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Therefore, the study of DRA was of great significance for national economy.

研究高聚物减阻剂对国民经济有很重要的意义。

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The mechanism, development, pilot testing and field test of EP DRA are introduced.

介绍了EP系列减阻剂的作用机理、研制方法、中试生产和现场实验的概况。

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This paper also concerns mobile access QoS provisioning, and an explicit DRA algorithm.

此外，本文还涉及移动接入时的QoS保障问题，并对动态资源调整算法进行了详细阐述。

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Construction and package of retroviral vector encoding HLA DRA gene

HLA-DRA基因逆转录病毒载体重组质粒的构建和包装

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DRA-3 compared with other DRA algorithm, with the maximum channel utilization.

DRA-3与其他DRA算法相比，具有最高信道利用率。

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In the second multifunction part, the idea of using the DRA as an oscillator load is proposed.

在第二个多功能部分，提出了使用介质谐振器天线作为振荡器负载的思想。

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Objective To investigate the prevalence and risk factors of dialysis-related amyloidosis ( DRA).

目的了解长期血液透析（HD）患者透析相关性淀粉样变（DRA）的发病率和相关因素。

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Objective To evaluate the value of high resolution ultrasound diagnosing on the dialysis related amyloidosis ( DRA).

目的研究透析相关性淀粉样变（DRA）的声像图特点，评价超声技术对DRA的诊断价值。

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The curing characteristics of NEPE composite solid propellant slurry were investigated by the dynamic rheological analysis ( DRA).

从推进剂药浆固化的动态流变特征出发，用DRA动态流变学方法研究了硝酸酯增塑聚醚推进剂的固化反应动力学。

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Second, the author measured the DRA by synthesized through small scaled experiment and middling experiment and evaluate their comprehensive function.

其次，测定了小型试验、中间试验合成的一系列减阻剂的减阻性能，并对减阻性能进行了综合评价。

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On this basis, the geographic-position-based satellite communications network is proposed, in which the DRA routing algorithm is used.

在此基础上，提出了基于地理位置的卫星通信网络，空间网络部分使用DRA路由算法。

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EP-W203/ H DRA is a ultra-high molecular polymer, which can reduce the pressure loss of pipe flow.

EP&W203/H型减阻剂是一种超高分子聚合物，注入管道后可以降低管流的压力损失。

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Working area for drag reduction agents ( DRA) is in turbulence area, and it can reduce resistance as well as increase transportation effectively.

减阻剂的作用区域在流体的湍流区，它能有效的降低流体阻力增加流量。

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Aimed at the fault of the Taguchi method, the paper investigates the parameter design problem from an economic point of view in the base of DRA.

针对田口方法的不足，本文在双因子方法DRA（dualresponseapproach）的基础上从经济的角度讨论了参数设计问题。

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The synthesis method, effect of initiator on the monomer conversion, drag reducing rate of associating DRA and anti-shearing performance were researched.

本文主要合成一种新型抗剪切减阻剂，并对其合成方法、引发剂对聚合单体转化率的影响、缔合减阻剂减阻率及抗剪切性能的比较等进行了实验研究。

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Objective To discussing the clinical manifestation, diagnosis and treatment of the dialysis-related amyloidosis ( DRA) in the long-term hemodialysis patients.

目的探讨长期血液透析患者透析相关淀粉样变（Dialysisrelatedamyloidosis，DRA）的临床及诊治方法。

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With the wide application of rubber and poly α-olefin drag reducing agent ( DRA), there are more requirements on the polymer analysis.

橡胶和聚α-烯烃减阻剂的广泛应用，对高分子材料的分析测试提出了更多的要求。

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The site application results show that applying HG DRA not only obtain satisfactory drag reduction effectiveness and increase transportation capacity of pipeline, but also ensure the safe operation.

现场应用结果表明，添加HG减阻剂不仅具有较好的减阻效果和增输能力，提高了输送的经济效益，同时保证了输油生产安全平稳运行。

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