CB496-74甲板漏水口適用于各種船舶室內甲板及室內外泄 排水管路 甲板漏水口適用于船舶室內甲板及室內外泄 排水管路 CB496-74甲板漏水口適用于各種船舶室內甲板及室內外泄 排水管路 甲板漏水口適用于船舶室內甲板及室內外泄 排水管路 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................