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предельно допустимая нагрузка (Maximum safe load limits, in pounds per square foot (kilograms per square meter), of floors elevated above ground level, and pier structures over the water shall ...  osha.gov Alexander Demidov) | |||
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| предельно допустимая нагрузка (Maximum safe load limits, in pounds per square foot (kilograms per square meter), of floors elevated above ground level, and pier structures over the water shall ... osha.gov Alexander Demidov) | |||