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| 41. | deck protection |
| 甲板防护 |
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| 42. | shielding container |
| 防护容器 |
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| 43. | respiratory protection |
| 呼吸道防护 |
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| 44. | physical protection |
| 人体防护 |
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| 45. | area defense |
| 区域防护 |
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| 46. | pedestrian protection |
| 行人防护 |
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| 47. | individual protectio |
| 个体防护 |
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| 48. | safeguarding structure |
| 防护构筑物 |
|
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| 49. | regulation of protection |
| 防护规定 |
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| 50. | protective agent |
| 防护剂 |
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