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Atkinson
The resistance of a section of roadway in which there is a pressure of 1 lb/ft2(6.9 kPa) throughout the section, when an amount of 1,000 ft3/s (1 kilocusec or 28.3 m3/s) of dry air at 60 degrees F (15.6 degrees C) and 30 in (762 mm) barometer is passing.
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
- 100% positive feedback
(Milwaukee, United States)