isolation valve

The stem and diaphragm assembly will normally remain with the cover as it is removed. A gate or ball type valve can be used or the isolation valve can be installed further upstream.

阀杆和隔膜总成通常附在阀盖上与阀盖一起拆离。可以采用闸阀或球阀，或者可以将隔离阀安装在更上游的地方。

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The downhole isolation technology is to use downhole isolation valve to isolate the oil/ gas and downhole pressure below the valve, which is currently the most practical snubbing technique.

井下隔离技术是利用套管阀将井下的油气和压力封隔在阀板以下，是目前最实用的一种不压井作业技术。

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When opening, the switch blade is swung upward roughly 90, creating a long, simple gap in air. A gate or ball type valve can be used or the isolation valve can be installed further upstream.

隔离开关分闸时，闸刀片向上转过大约90，形成一个简明的长空气间隙。可以采用闸阀或球阀，或者可以将隔离阀安装在更上游的地方。

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On the left side of the isolation valve, the APU bleed air duct joins the left side crossover duct;

在隔离活门的左边，APU引气管道立连接着左交输管道；

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Wafer-style held in place between two pipe flanges. Easy to install but cannot be used as isolation valve.

平板式（对夹式）：固定在两个管道法兰之间。安装容易，但是不能作为隔断阀使用。

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Isolation, culture, identification and phenotypic analysis of human aortic valve interstitial cells

人主动脉瓣间质细胞的分离、培养、鉴定及表型分析

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2 way and 3 way 10mm wide manifold mount isolation valve with 13 microliter internal volume.

2路和3路10毫米宽多方面的隔离阀安装内部容积为13微升。

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Design of Fault Diagnosis System for Safety Isolation Valve

安全级电动隔离阀故障诊断系统的研究与设计

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Easy to install but cannot be used as isolation valve.

安装容易,但是不能作为隔断阀使用.

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A gate or ball type valve can be used or the isolation valve can be installed further upstream.

可以采用闸阀或球阀，或者可以将隔离阀安装在更上游的地方。

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Research for Vibration and Noise Due to Airflow of Main Steam Isolation Valve in Nuclear Power Station

核电站主蒸汽隔离阀气流诱发振动与噪声问题研究

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This article arise a view-point that the double isolation ball valve exist a potential dangerous.

介绍了双隔离管线球阀腔体泄放压力在相关标准中的规定。

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