http://finnskij.livejournal.com/ ([identity profile] finnskij.livejournal.com) wrote in [community profile] engineering_ru 2014-04-22 08:09 pm (UTC)

Старые нормы 55 - это разумно. Новый СанПиН со 60 - некий перебор и без обоснований. ИМХО.

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