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| security | |||
| cocooning | |||
| measures of protection; safety measures | |||
| protective measure | |||
| preventive measure | |||
| precaution | |||
| prevention measures | |||
| safeguard procedure | |||
| protective measures | |||
| protective device | |||
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| protective measure | |||
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| preventive measure | |||
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| protective measure | |||
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| preventive measure | |||
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| protective measure | |||
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| protective measures | |||
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防 护措施 : 35 短语, 20 学科 |
| 中国 | 1 |
| 农业 | 1 |
| 冶金 | 1 |
| 冷藏 | 1 |
| 劳动法 | 1 |
| 商业活动 | 3 |
| 导航 | 1 |
| 工程地质 | 1 |
| 技术 | 8 |
| 桥梁建设 | 2 |
| 水资源 | 1 |
| 汽车 | 1 |
| 炸药 | 2 |
| 电子产品 | 4 |
| 社会主义 | 1 |
| 空间 | 2 |
| 造船 | 1 |
| 钻孔 | 1 |
| 铁路术语 | 1 |
| 防空 | 1 |