Pressure mounted Monday to launch a searchfor 29 men trapped in a New Zealand coal mine for three days since a gas explosion, but the mine remained too dangerous to enter.
This Paper presents a RFID monitor system for the security of coal miner. SLRC400 is the core part of RFID reader, and it uses binary search arithmetic to identify collision.
The phenomena of reverse folds nearby fault is a very important interfection factor by which to Judge faulted character and searchfor lost ledge coal bed.