overlaying

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

数控编程等手段大大提高了作效率 ,也降低了现场操作难度。

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、塑料土、经编涤纶土、钢塑土、土布、高强度土网、程维及多种新型复合材料。