Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
QB/T 3579.2-1999 |
(DGB421 electric light glass Technical Data) DGB421型电光源玻璃主要技术数据 |
China Light Industry
Standards DGB421 |
English PDF |
Find out:1Items | To Page of: First -Previous-Next -Last | 1 |