亲子乱高潮1000部,色婷婷五月综合亚洲小说,禁伦H肉高辣网站视频,亚洲成av人影院

碳化硅橫梁高溫承載力大，抗氧化，長期使用不變形，使用壽命為5-8年。適合于做隧道窯、梭式窯、輥道窯及其他工業窯爐中的承載結構。

Silicon carbide beams of high temperature of bearing capacity of large deformation, antioxidant, not long-term use, the service life of 5-8 years. Suitable for bearing structure of tunnel kiln, shuttle kiln, roller kiln and other industrial furnace in.