external equalizer thermostatic expansion valve
...膨胀阀 internal equalizer thermostatic expansion valve 外平衡热力膨胀阀 external equalizer thermostatic expansion valve 外平衡管 external equalizer pipe ..
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external equalizer thermostatic expansion valve
外部均衡器恒温膨胀阀
以上为机器翻译结果，长、整句建议使用 人工翻译 。