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| 1. | perimeter heating |
| 周边供热 |
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| 2. | perimeter ditch |
| 周边沟 |
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| 3. | wetted perimeter of flow cross section |
| 湿周 |
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| 4. | perimeter track |
| 环形滑行道 |
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| 5. | perimeter of a perimeter-marked area |
| 标界区周界 |
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| 6. | perimeter barrier |
| 外围屏障；周界屏障 |
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| 7. | inner perimeter |
| 机场的内周长 |
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| 8. | wetted perimeter |
| 湿润周界 |
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| 9. | building perimeter |
| 建筑物总长度 |
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| 10. | projection perimeter |
| 投射式视野计 |
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