http://civil-engineer.livejournal.com/ ([identity profile] civil-engineer.livejournal.com) wrote in [personal profile] civil_engineer 2016-05-20 07:22 am (UTC)

Да что ж тут смешного может быть? Просто, есть подъёмный кран, а чтобы он не упал, нужен противовес. Вот он. Может, это и не самая заметная деталь, но без неё никуда.
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