black corundum 中文意思是什麼
black corundum
解釋
黑剛玉-
They are governed and managed by parent company. it introduces advanced equipment and technology from germany, produces and cleans black corundum abrasive medium and atomized stainless steel pellets, the quality of black corundum abrasive medium reaches the international advanced level for its perfect management system and complete testing measure
從德國引進先進的設備和技術,生產清洗整形的黑剛玉磨料和霧化不銹鋼丸,具有完善的管理機構和全的檢測手段,使黑剛玉磨料產品質量均達到世界先進水平。
分享友人