主要用于石油、化工、合成纤维、化肥、电站、冶金、食品及医药等输送腐蚀性及特殊要求的介质。

It is mainly used in oil, chemical industry, synthetically fiber, metallurgy, food and pharmaceutics etc. for transporting the corrosive liquid and the medium which has special requirements.

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输送管道的设计、施工、维护等有它的特殊性，它和地形、地质、输送的介质、管材等有着密切的关系。

Conduit's design, the construction, the maintenance and so on have its particularity, it and the terrain, geological, transportation's medium, the tubing and so on have the close relationship.

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电磁阀适合一些特殊地工艺要求，比如泄漏、流体介质特殊等，价格较贵。

Solenoid valve and process for some special requirements, such as leakage of fluid medium, such as special, more expensive prices.

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