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| |||
| accident insurance (Versicherung); accident prevention (Maßnahmen); casualty insurance (Versicherung); industrial safety; protection against accidents | |||
| accident protection | |||
| safety engineering; accident-proof protection | |||
| protection; safety precaution | |||
| accident prevention | |||
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Unfallschutz : 2 短语, 2 学科 |
| 建造 | 1 |
| 经济 | 1 |