Water hammer of pipeline influence the check valve design

Visual Analysis of Tri-dimensional Flow Characteristics of Hydraulic Controlled Check Valve

液控单向阀三维流动特性可视化分析

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The analysis on characteristic of open to air check valve for high pressure feed water system

高压给水空排止回阀特性分析

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Discussion on the method for recovering casing gas using a check valve

用单流阀回收套管气探讨

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Working principle and application of flow restricted check valve

限流止回阀的工作原理及应用

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Design calculation and structure characteristic of pulp check valve

矿浆止回阀的设计计算及结构特点

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Hydraulic characteristic analysis and surge pressure calculation for check valve

止回阀水力特性分析及水击计算

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Practice and Study of Increasing Pilot Check Valve Seal Performance

提高液控单向阀密封性的实践与研究

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Design and Analysis of Water Seal Check Valve for Recovery System of Converter Gas

转炉煤气回收系统水封逆止阀设计与分析

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Dynamic analysis of the pilot check valve used in hydraulic hammer

液压锤用液控单向阀的动力学分析

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An Principle Analysis of Pilot Controlled Butterfly Check Valve Hydraulic System

液控止回蝶阀液压系统原理分析

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The study and design of integrated check valve

插装式止回阀的研究与设计

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Development and Application of an Energy Saving Check Valve

一种节能止回阀的研制及应用

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Typical Application and Special Notes in the Use of Check Valve

单向阀的典型应用和使用注意事项

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Analysis on the Structure Design of Oil-return Check Valve Joint

回油单向阀管接头的结构设计分析

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Vibration analysis of the construction of check valve in hydraulic system

液压系统中单向阀结构的振动分析

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For example, if you use a third-party library, such as those made available by PHP Extension and Application Repository ( PEAR), you will find yourself instantiating objects and calling methods.

例如，如果使用第三方库，比如通过PHP Extension and Application Repository（PEAR）可以使用的库，您将发现自己在实例化对象和调用方法。

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IoC implementations use the XML configuration to learn which Java classes need to be instantiated, and in what order, before instantiating those classes.

IoC实现使用XML配置来在对Java类进行实例化之前了解哪些类需要实例化，以及按照什么样的顺序。

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Another approach would be to create a factory class for instantiating the implementations, but there would still be a dependency to the implementation class in your code.

另一种方法是创建用于实例化实现的工厂类，但是您的代码中仍然存在对实现类的依赖。

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The getTrustManagers() method begins by instantiating a TrustManagerFactory based on the default algorithm, just as before.

就象以前一样，getTrustManagers（）方法首先根据缺省算法实例化一个TrustManagerFactory。

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It is not strictly necessary, but serves as a key to quickly identify which object classes you used in instantiating the RMock test object.

对此不作严格要求，但是用它作为密钥可以快速识别在实例化RMock测试对象时使用的对象类。

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