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| 一次保护装置; 一次屏蔽体【核】 | |||
| 一次屏蔽体; 主屏蔽体; 一次屏蔽; 初级屏蔽 | |||
| 初级防护 | |||
| первичная защита: 5 phrases in 2 subjects |
| Electronics | 1 |
| General | 4 |
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