... 锕族放射系 radioactive actinium chain 放射系，衰减系 decay family 释义：放射系(族) radioactive family ...
基于4个网页-相关网页
衰减系数 attenuation factor ; [物] damping coefficient ; decay coefficient
线衰减系数 Linear attenuation coefficient
液压抗制动衰减系统 HBFA
质量衰减系数 Quantity attenuation coefficient
声衰减系数 attenuation coefficient ; acoustic attenuation coefficient ; soundattenuationfactor ; sound attenuation coefficient
线性衰减系数 [核] linear attenuation coefficient
有效衰减系数 effective attenuation factor ; effective attenuation coefficient ; EAF
图像衰减系数 image attenuation coefficient ; IAC
散射衰减系数 scattering attenuation coefficient
同时，还研究了管材与水体中的有机物对氯系消毒剂衰减的影响及动力学行为。
The influences of pipe materials and organic substances to decay of chlorine series disinfectants were studied.
研究表明，含煤岩系岩性随着碎屑颗粒粒度由粗到细，即由砂岩到泥岩变化，碎屑岩的强度与刚度均迅速衰减。
It is shown that the strength and stiffness of rocks are rapidly reduced with decrement of the grain diameter, namely from sandstone to mudstone.
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