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DT—2型数字式瓦斯遥测井报仪,1976年试制成功并通过工业性试验,经矿务局鉴定,认为已达到国家定型的 AYJ—1型瓦斯遥测仪的技术指标。
DT-2 digital gas telemetry well instrument, 1976 trial success and through industrial tests, identified by the Bureau of Mines, that has reached the national stereotypes AYJ-1-type gas telemeter technical indicators.