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Residual gas content measuring device
HFJ-5 Geological Gas Desorption Instrument
Coal sample cylinder
Gas automatic negative pressure sampler
Automatic standard vibrating screen machine
JN-2 capsule sealer
WZ-2 gas cane
CZY50 positive pressure sampler
AFJ-150 U-shaped inclined differential pressure gauge
Anti spray hole device
CJYB4/25 Methane Oxygen Two Parameter Alarm Device
AP5A methane sensor calibrator
CCZ1000 Direct Reading Dust Analyzer
CCZ-20 dust sampler
CD8 multi parameter gas analyzer
ZRJ-2000 Coal Spontaneous Combustion Tendency Tester
