核级压力容器
nuclear class pressure vessel
核级循环冷却水系统
the CEFR nuclear-cycle cooling water system
核级石墨制造
manufacture of nuclear graphite
核级设备材料
nuclear class equipment material
核级氢氧型强碱性阴离子交换树脂
Nuclear grade strongly basic anion exchange resin
核级起重机
Crane for nuclear power plant
核级钠
nuclear grade sodium
nuclear purity grade sodium
核级止回阀
classified DUO check valve
核级焊工考试
nuclear class welder qualifition test
核级传热管
nuclear class heat exchanger tube
核级承压设备
Nuclear pressure-retaining equipments