泰州市力精数控机械厂是专业从事电加工数控精密机床的生产厂家.Taizhou City of fine CNC machine factory is specialized in processing, precision CNC machine tools manufacturer.主要讨论了一类电加工问题,得到其自由边界的有关正则性结果.An electrochemical machining problem is discussed...
We'd be watching every plane coming in from Melbourne.我们会密切注意从墨尔本飞来的每架飞机。Other important Australian cities include Melbourne, Brisbane and Adelide.澳大利亚的其他重要城市还有墨尔本 、 布里斯班和阿德莱德.We'd be watching every plane comin...
There were some beautiful harmonies meshing behind the dreamy bass line.有在梦幻的低音线后面以网捕捉的一些美丽的协调.The modification of gear is a principal method for improving performance meshing.齿面修形是提高齿轮副啮合性能的重要手段.Meshing method is one of...