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Системы безопасности труда (bumblbee89) | |||
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безопасные условия труда (Employer's liability – a duty owed by an employer to employees to provide a safe system of work. LE Alexander Demidov) | |||
система безопасных работ (Alexander Orlov); безопасная система работ (Alexander Orlov) |
Safe Systems of Work: 2 phrases in 1 subject |
General | 2 |