衰减系数平均功率随距离的延长而降低的比率。
Attenuation Coefficient The rate at which average power decreases with distance.
各台激光器的功率位移系数不同。
The power shift coefficients are different for various lasers.
更正系数是补退电费的重要依据，但更正系数中的功率因数角也是未知数。
Correction coefficient is important to electric charge refund, but its power factor Angle is unknown.
更正系数是补退电费的重要依据，但更正系数中的功率因数角也是未知数。
Correction coefficient is important to electric charge refund, but its power factor Angle is unknown.
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