Water supply fittings of sanitary appliance should be complete with no damage, tight joint and be flexible to open and close.
卫生器具的给水配件应完好无损伤,接口严密,启闭部分灵活;
Water supply fittings of sanitary appliance should be complete with no damage, tight joint and be flexible to open and close.
卫生器具的给水配件应完好无损伤,接口严密,启闭部分灵活;
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