back pressure valve

短语词组

短语

• back -pressure valve 止回阀;[油气]回压阀;单向阀;背压调节阀
• angle back -pressure valve 背压角阀;违压角阀;负压角阀
• dry back -pressure valve 干式布袋滤尘器
• e back -pressure valve 背压角阀
• hydraulic back -pressure valve 液压止回阀;水压逆止阀
• hydraulic c back -pressure valve 液压止回阀
• angle e back -pressure valve 背压角阀
• back pressure relief valve 背压安全阀
• shuttle back pressure valve 梭式止回阀
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