... 预清理,预清洗:precleaning 预启阀,压力平衡阀:equilibrated valve 预启阀,均压阀,减压阀,均衡阀:equalizing valve ...
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... power-operated valve 伺服电动机操纵阀; 机械驱动阀 pre-inlet valve 预启阀 pre-valve 输入级电子管 ...
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... 再热联合汽阀combined reheat valve 预启阀equalizing valve 抽汽逆止阀extraction check valve ...
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面对锅炉说明书中的英文我们西安燃油锅炉给你翻译 ... butterfly valve蝶阀 piloted (pre-inlet) valve预启阀 fast valve快速动作阀 ...
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压力平衡阀预启阀 equilibrated valve
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