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  • Introduction of practical pr

    Relevant introductions for the use of high-purity helium:1. The pressure is usually 15MPa. When usin...

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  • The application of liquid ni

    1. Liquid nitrogen tanks are commonly known as biological liquid nitrogen tanks. Today, with the rap...

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  • How to classify industrial g

    Industrial gases are usually classified as Class 2 compressed gas and liquefied gas in the national ...

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  • Where are the main applicati

    There are many types of gas products, which can be roughly divided into two categories: general indu...

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