一种无色，不燃，高压液化气体。
过程工业中的许多压力容器和管道，充装或运输的是高压液化气体。
In chemical industry process, almost all the liquefied gases must be stored and transported in pressure vessels and piping.
公司经营各种钢制无缝高压气瓶，该产品主要应用于充装永久气体或高压液化气体。
Operates a variety of high-pressure seamless steel gas cylinders, the products are mainly used in high-pressure filling of permanent gas or liquefied.
公司经营各种钢制无缝高压气瓶，该产品主要应用于充装永久气体或高压液化气体。
Operates a variety of high-pressure seamless steel gas cylinders, the products are mainly used in high-pressure filling of permanent gas or liquefied.
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