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working pressure gauge /ˈwɜːkɪŋ ˈeəɹiə/ n

中文：工作压力表

中文 · 工作压力表Español · manómetro del sopleteFrançais · manomètre de chalumeau
Meaning：Dial-operated device whose needle shows the gas pressure at the outlet port of the pressure regulator.
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Pressure regulator

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