overlaying

It's more automatable and easier to repair shafts using laser overlaying welding technology.

数控编程等手段的运用大大提高了工作效率 ,也降低了现场操作的难度。

It uses the high strength helenienne,weaving the grid gray cloth after the warp knitting of longitude and latitude direction,and through overlaying and processingprocesses to making geogrid.

玻璃维土工格栅、塑料土工格栅、经编涤纶土工格栅、钢塑土工格栅、土工布、高强度土工、工程维及多种新型复合材料。