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| 1. | mountain barrier |
| 高山屏障 |
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| 2. | perimeter barrier |
| 外围屏障；周界屏障 |
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| 3. | a protective screen; a shield; a shelter; a barrier |
| 屏障 |
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| 4. | reflection barrier |
| 反射屏障 |
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| 5. | 1957年,瑞典政府废除了传统的济贫法,建立了新的社会救助制度。 |
| In1957, the Swedish government abolished the traditional Act of Relief, and established a new social relief system. |
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| 6. | photoelectric barrier |
| 光电屏障 |
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| 7. | filtration Barrier |
| 滤过屏障 |
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| 8. | multiple barrier |
| 多重屏障 |
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| 9. | Ecological protective screen |
| 生态屏障 |
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| 10. | barrier properties |
| 屏障性能 |
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