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| жёсткое условие | |||
| жёсткое требование | |||
| |||
| высокие требования (HVAC products have been designed specifically to meet the stringent requirements for marine and offshore applications. | The International Maritime Organisation decided on more stringent requirements for sulphur emissions in Northern Europe. Alexander Demidov) | |||
| жёсткие требования | |||
| строгие требования | |||
| строгие требования (environmental) | |||
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stringent requirement : 4 phrases in 2 subjects |
| General | 2 |
| Makarov | 2 |