“测井三防联接装置”是一种操作简便,防水、防震、防卡三防性能良好的新型实用测井装置,由二七一大队仪器修理组万德兴研制成功,已获国家专利局受理登记。测井三防联接装置,适用于矿山、水文地质、工程地质勘探中的物理测井领域,由电缆 “Logging three anti-coupling device” is a new type of practical logging device that is easy to operate, waterproof, shockproof, anti-jamming and anti-jamming. It has been successfully developed by the 271th Brigade’s instrument repair group Wandexing. It has been approved by the State Patent Office Admission registration. Logging three anti-coupling device, suitable for mining, hydrogeology, engineering geological exploration in the field of physical logging, the cable