国产在线 | 日韩,疯狂做受xxxx高潮不断,影音先锋女人aa鲁色资源,欧美丰满熟妇xxxx性大屁股

型號(hào)：HG35；淺灰色；
??硬度：邵A90±2；
??填充物：氧化鋯、氧化鋁等；
??密度：0.58±2；
??適用于硬質(zhì)玻璃及水晶玻璃的表面拋光。各項(xiàng)性能指標(biāo)與進(jìn)口CR35相似。

??Type:HG35;light grey;
??Hardness:Shore A90±2;
??Filler:zirconia,alumina and so on;
??Density:0.58±2;

??It is suitable for surface polishing of hard glass and crystal glass.The polished products will not have scratches on surface.All performance indicators are similar to imported CR35.