“刚石”造句
硬质合金 、 熔金属 、 硬合金 (
刚石 ) 品等.
Hard alloy, refractory metal, super hard alloy ( diamond ) products, etc.
在上雕琢平面的封印别针在海洋蓝色和黑金
刚石水晶; 铑被镀的细节.
Faceted seal brooch in Ocean Blue and Black Diamond crystal; rhodium - plated details.
分析了锯切花岗石过程中金
刚石节块磨损机理.
Wear mechanism of diamond segments while sawing granites is analyzed.