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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 12163-1990 |
Lead shielding units for 50 and 100 mm thick walls used for protection against ionizing radiation 用于防护电离辐射的50 mm和100 mm厚墙的铅屏蔽构件 |
China National Standards Lead shielding units |
 English PDF |
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