automatic expansion valve
automatic exercise book making machine自动练习本制造机 automatic expansion valve自动膨胀阀 automatic exposure programmed shutter 135 camera装有自动曝光程序快门的135式照相机 ..
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... automatic drain valve 自动排水阀 ion valve (定压式)自动膨胀阀 automatic gas sampling valve 自动气体进样阀 ...
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短语
导向式自动膨胀阀
expansion valve with pilot valve
自动膨胀滑阀
automatic expansion valve
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