统计分析表明，平均导入片段数和平均导入片段长度均随回交世代的增加而逐渐减少。
Both the average number and length of introgressed segments decreased along with the increase of backcross generations.
测试弹簧的段数最多可以设定成10段，每一段的测量时间、测量长度、力量大小，都可以一目了然。
The test spring can be divided into 10 sections at most; the measurement time, length and strength are all at a glance.
分段电极总长度及分段电极的分段数两者需要由待测电场的频率响应带宽和灵敏度要求来综合考虑取值。
Some fabricated optical electric field sensors with segment electrode were used to test the sensitivity, the frequency response and the linearity dynamic range.
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