1) thunderbolt frequency
雷击密度
2) ground flash density
落雷密度
1.
Considering the recommendation in the regulation and the actual condition of Chongqing municipality synthetically,the formula to calculate the ground flash density recommended by CIGRE and 50 thunderstorm days in one year was chosen for lightning protection calculation in Chongqing grid.
为搞好重庆电网线路耐雷水平评估,针对现有规程中对地面落雷密度选取的建议和重庆地区的实际情况,提出了按照国际大电网会议推荐的公式和50个雷电日计算地面落雷密度。
3) apparent rapped density (ARD)
敲击密度
4) ground flash density map
落雷密度图
1.
Classification application of ground flash density maps created based on Zhejiang lightning location systems;
浙江电网雷电定位系统落雷密度图分级应用的研究
5) dispersion of fire
射击密集度
1.
The new method——Bayes evaluating method to dispersion of fire considering the confidence level of prior information is presented.
验前信息的计算与合理应用是Bayes方法在武器系统射击密集度评估中的关键问题之一。
2.
This paper discusses how to make good use of the useful information gained from the results of the simulation experiments so as to accomplish the dispersion of fire evaluation of a long range weapon system in case the real experiment sample is small,by using bayesian method.
以某远程武器射击密集度鉴定问题为对象,研究了运用Bayes理论从仿真试验数据中提取有用信息,从而实现在少量试验样本情况下有效完成射击密集度试验鉴定任务的方法。
6) firing dispersion extent
射击密集度
1.
Study on optoelectronical target measuring system for firing dispersion extent;
射击密集度光电立靶测试系统的研究
2.
The calculation method of infrared photoelectric target for firing dispersion extent is introduced.
介绍了红外光电立靶射击密集度的计算方法,设计了一种高效率的靶场测试软件。
补充资料：非密度制约因素(见密度制约因素)
非密度制约因素(见密度制约因素)
l焦非密度制约因素见生态因素、密度制约后
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条