毅枫激光焊补技术中心是一家代理ROFIN设备的新兴公司.Yi Feng laser welding technology center is an agent ROFIN equipment emerging companies.详细叙述了大型铸铁导轨缺陷的热焊补方法,从不同角度考虑选取了铸件的焊补工艺.The hot welding repairing method of defects of heavy cast iron guid...
She was feeding documents into a paper shredder.她将文件放入碎纸机。...a document shredder.文件粉碎机This machine consolidates copy, print, scan, and shredder function together.这个机器集复印 、 打印 、 扫描和碎纸机功能为一体.She tried to sell me the idea o...
Kangaroos are indigenous to Australia.袋鼠为澳大利亚本地的动物.Indians were the indigenous inhabitants of America.印第安人是美洲的土著居民.Many of the indigenous insects are needed to pollinate the local plants.需要很多种土生昆虫给当地植物授粉。...