求翻译：开发高精、高效、大型数控圆柱齿轮磨齿机和圆锥齿轮磨齿机，改变我国大型数控磨齿机依赖进口的局面是什么意思？

Development of high precision, high efficiency, large cylindrical gear grinding machine and CNC bevel gear grinding machine, CNC grinding machine to change our dependence on imported large-scale situation

Development of a high-precision, high-efficiency, and large-scale CNC cylindrical gears grinding and conical gear grinding gear hobbing machine, changing the country's large-scale CNC milling machine gear hobbing machine import-dependent situation

Develops Gao Jing, highly effective, the large-scale numerical control cylindrical gears gear grinding machine and the bevel gear gear grinding machine, changes our country large-scale numerical control gear grinding machine dependence import the aspect

Development of high precision, high performance, large cylindrical gear grinding machines and CNC bevel gear grinding machine, change the situation of our country's dependence on imports of large CNC gear grinding machine

Develop the high precise, high-efficient, large-scale numerical control cylinder gear and rub tooth machine and circular cone gear and rub the tooth machine, change the situation that the large-scale numerical control of our country rubs the tooth machine and relies on the import