overlaying

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

数控编程等手段运用大大提高了工效率 ,也降低了现场操度。

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、料土工、经编涤纶土工、钢土工、土工布、高强度土工网、工程维及多种新型复合材料。