优化生产技术
automatic noise sample analyzer
OPT
反应堆建筑物氢吹洗风机
reactor building hydrogen purge fan
反应堆建筑物冷却装置
reactor building cooling unit
反应堆建筑物冷却水系统
reactor building cooling water system
反应堆安全壳建筑物
reactor containment building
冬季建筑物得热
air-conditioning load of heating system in winter
第三类防雷建筑物
third-class lightning protection building
地下建筑物抗浮
underground construction anti floating