社会主义本质观
socialism essence viewpoints
本质边界条件
Essential boundary conditions
essential boundary condition
本质安全指标法
inherent safety index(ISI) method
本质安全性评价
inherent safety assessment
本质安全性
intrinsical safety
intrinsical safety property
essential security
本质安全型设备
equipment with intrinsic safety
intrinsically safe equipment
本质安全型矿井
intrinsically safe coal mine
intrinsically safe mine
本质安全型关联设备
intrinsically safe associated device
本质安全型防爆
intrinsically safe explosion proof
本质安全型电气设备
intrinsically safe electrical equipment
intrinsically safe type electrical apparatus