acoustic absorption coefficient of wood [木] 木材吸音系数
absorption coefficient of medium 媒质吸收系数
absorption coefficient of soil moisture 土壤吸湿系数
acoustical absorption coefficient of wood 木材吸音系数
absorption coefficient of gas 气体吸收系数
coefficient of absorption [科技] 吸收系数 ; 吸音系数
absorption coefficient of light 吸光系数
Carbon Black Pigmented Ethylene Plastic Film, Test Method for Absorption Coefficient of 08.
碳黑加色乙烯塑料薄膜的吸收系数的试验方法08。
Methods Use a standing wave tube to measure the sound absorption coefficient of many kinds of grain.
采用驻波管法测量了多种粮食的吸声系数。
It found that the graphite changed the density of the coating, and improved the sound-absorption coefficient of the coating.
试验结果表明，石墨改变了涂层的密度，提高了涂层的吸声系数。
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