With relative high secondary harmonic generation coefficient and wide acceptance Angle, LBO crystal is chosen as the most suitable secondary harmonic generation crystal for blue lasers.
倍频晶体选择了非线性系数相对较大、允许角相对较宽的LBO晶体。
The paternal line was developed from inbreeding, its inbreeding coefficient was 38-39%, While the maternal line was selected from generation among closed flock.
父系以近交法建系，近交系数达38—39%，母系以家系闭锁世代选择法建系。
Meanwhile, it was found that using coefficient of variation as an indicator of early generation stability was unreasonable by analyzing plant height as an example.
同时以株高性状为例，分析了变异系数作为数量性状早世代稳定指标的不合理性。
The influences of generation temperature, evaporation temperature, absorption temperature to the coefficient of performance, circular ratio and cooling capacity were also studied.
并讨论了循环的发生温度、蒸发温度、吸收温度对循环性能系数、循环倍率和制冷量的影响。
The influences of generation temperature, evaporation temperature, absorption temperature to the coefficient of performance, circular ratio and cooling capacity were also studied.
并讨论了循环的发生温度、蒸发温度、吸收温度对循环性能系数、循环倍率和制冷量的影响。
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