JB-T 6470.1-1992 汽轮机射水抽气器 技术条件

K54JB/T6470.119921992-08-061993-01-01()111992-08-06JB/T6470.119921993-01-01()JB/T6470.119922JB/T6470.119923JB/T6470.119924JB/T6470.119925JB/T6470.119926JB/T6470.119927JB/T6470.119928JB/T6470.119929JB/T6470.11992JB/T6470.11992*2100044*88012301/16X/XXXX,XXX19XXXXX19XXXXX1XXXXXX.XXXXXXX