|
|
|
Beijing Earth Long Technology and Science Co.,Ltd
|
|
|
|
|
| |
|
 |
About Us
DJGW bar location series, DJLC-A floorslab calibtrater, DJUS - 05 non-metallic ultrasonic instrument,DJCS - 05 fracture depthometer, HT225W fully automatic digital resilience instrument, DJCK - 2 fracture widthometer, DJXS - 05 bar corrosion instrument and DH2000 resilience data processor, are firstly studied and manufactured by our company , reaching the leading national technical level and filling the domestic blank ; while partial instrument testing methods and testing precision upto foreign ...
|
|
 |
|
|
|
|
|
|
|
|