Objective To study the correlation between serum cystatin C ( Cys C) and mean glomerular volume ( MGV), and seek for an ideal test marker of glomerular filtration rate.

Based on the method of characteristics and the theory of MGV, an application software of this numerical simulation with the effect of MGV is developed, which is being applied in the engineering practical.

本文基于水力瞬变的特征线法和MGV装置的原理，给出了带MGV装置的抽水蓄能过渡过程仿真计算框图，并开发出了相应的通用程序，在工程实践中得到了初步的应用。

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While MGV are not on work, different closure law of guide vanes and different closure rates have much different effects on the phenomenon of two pressure peaks of casing pressure.

MGV装置未投入时，不同导叶关闭规律以及不同关闭规律斜率对蜗壳进口压力双峰特性的影响；

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Meanwhile, MGV can low the maximum casing pressure.

MGV装置降低蜗壳进口压力最大峰值的作用。

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The full name of polyurethane foam is one-component polyurethane foam sealant ( referred to OCF), which is a widely used chemical product with environmental protection and energy saving.

聚氨酯泡沫剂全称单组分聚氨酯泡沫填缝剂（one component polyurethane foam简称OCF）是一种应用广泛，环保节能的化工产品。

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In our scenario, since all the applications were customized, we had to build OCF resource agents for the individual software components that were a part of the composite application.

在我们的场景中，因为所有应用程序都是定制的，我们必须为复合应用程序中包含的各个软件组件构建OCF资源代理。

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After studying the deficiency of above method a new idea was put forward to design the measurement system based on analog-digital multiplication optimization correlative filter ( OCF) in this dissertation.

文中在总结了以上方法的经验之后，提出了采用模拟数字混合最优滤波技术设计介质损耗在线监测系统的新方法。

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And in the third chapter, the principle and the characteristic of analog-digital multiplication OCF are described in detail.

并在第三章中重点讲述了模拟混合最优滤波技术的原理和特点。

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Effect of the Ratio of Two Blowing Agents HAP and DME on the OCF Foaming and Foam Dimensional Stability

丙丁烷与二甲醚比例对OCF发泡及泡沫尺寸稳定性的影响

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Methods: Patients with occipitocervical instability due to malformations, fracture or tumor underwent OCF with CD cervical system.

方法：对23例因先天性发育畸形、陈旧性骨折脱位及肿瘤所致的上颈椎不稳者在行枕颈融合术同时应用枕颈内固定系统行枕颈部内固定术。

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If you are submitting OCF forms for auto insurance claims for patients you must use this system.

如果您为您的病人递交汽车保险医疗费用报销单，您必须要使用这个系统来申请。

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Liquid nitrogen or helium can expand by factors of 700 ( LN2) or 780 ( LHe) to normal temperature, and the uncontrolled releasing into an enclosed space can cause on oxygen deficiency hazard ( ODH).

低温液氦或液氮气化到室温环境后体积将膨胀700（LN2）的780倍（LHe），不加控制低温气体泄漏到房间中会引起氧气缺乏事故。

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With the increasing desire of butene, the n-butane oxidative dehydrogenation ( ODH) being as a vital reaction of the selective oxidation has drawn more and more attention throughout of the world.

随丁烯需求量的日益增加，正丁烷氧化脱氢作为其中的一个重要反应，越来越受到重视。

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As a vital reaction of the selective oxidation, the oxidative dehydrogenation ( ODH) of n-butane is becoming increasingly important not only in academic research but also in industrial utilization.

正丁烷氧化脱氢作为其中的一个重要反应，不论在理论研究还是在工业应用方面均具有重要意义。

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The activated surface oxygen and oxygen vacancy from CeO2-CNT composites play an important role in two-step ODH reaction by promoting reverse water-gas shift reaction.

对于碳纳米管内负载CeO2催化剂，活化的表面氧和氧空穴在这个两步脱氢中通过促进逆水汽反应承担重要的作用。

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Combined with GZT low-voltage switchgear assemblies MXY non-conventional type busbar, its dynamic stability was discussed.

结合GZT低压成套开关柜的MXY异型母线，论述了异型母线的动热稳定性；

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The design and embodiment of a Model MXY-ⅰ pulse tracing instrument

MXY&Ⅰ型脉像仪的设计

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OEC: An Object Oriented Expert System Construction Tool

OEC：一个面向对象的专家系统构造工具

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Introducing OEC is effective for oil sales companies to upgrade management.

石油销售企业推行OEC管理，是企业不断提升现代化管理水平的有效途径。

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Conclusion OEC management model was proved to be an effective approach in nursing management.

结论OEC管理模式是一种行之有效的护理管理方法。

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OEC-Management is Effective Pattern of Business Logistics Management

OEC管理&一种行之有效的企业物流管理模式

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