Supply, Installation, Testing, Commissioning And Support Warranty For 5 Years Of Digital Water Level Recorder Dwlrs-1379 Nos Hydrostatic Pressure Type With Telemetry System In Existing Piezometers And 30 Nos Of Data Retrieval Systems Drs For State Groundwater And Water Audit Department Andhra Pradesh Under National Competitive Bidding Under Sdmf. Supply And Installation Of Dwlrs And Drs
