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来源:雅诚德英语网
Lug insert Style valve has factory installed SS316 or zinc plated lug inserts.
法兰内嵌结构蝶阀可选择工厂安装316不锈钢或镀锌铁钢法兰内嵌件。
Lug insert Style valve has factory installed SS316 or zinc plated lug inserts.
法兰内嵌结构蝶阀可选择工厂安装316不锈钢或镀锌铁钢法兰内嵌件。