The utility model relates to a decompression valve for a liquefied gas container.
本实用新型涉及到液化气贮罐的减压阀。
An invariableness pressure decompression valve is added to common PCM to keep pressure discrepancy invariable approximately.
在原有PCM流量控制阀组中加上一个定差减压阀，使压力差近似保持定值。
There are many similarities among the overflow valve, the decompression valve and the order valve, so they are easily confused.
溢流阀、减压阀和顺序阀在许多方面很相似，容易混淆。
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