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1)  back trajectory analysis
后向气流轨迹分析
2)  backward trajectory analysis
后向轨迹分析
3)  back trajectory
后推气流轨迹
4)  backward trajectory
后向轨迹
1.
Using the PMS data in Hebei province on October 2005,this paper analyzes the aerosol particles vertical and spectrum distribution with the macroscopical weather dada in Shijiazhuang area,and by the backward trajectory model in NOAA,the reasons of high density aerosol on October 21 and 29 were analyzed.
本文利用河北省2005年秋季10月份的4次气溶胶飞机观测资料和宏观天气资料,综合分析石家庄地区大气气溶胶的垂直分布和尺度谱分布特征;并借助美国国家海洋和大气局(NOAA)后向轨迹模式(HYSPLIT),分析了10月21和19日气溶胶浓度较高的可能原因。
2.
The backward trajectory cluster analyses indicated that local sources make a great contribution to the air pollutants arriving at the site,but long range transport also plays an important role in the seasonal variations of the air pollutants.
本文利用统计方法研究了这些污染物不同时间尺度(小时、日、周、月)的浓度变化特征和相互关系,并利用后向轨迹和聚类分析方法研究了不同季节到达该测站的气团来源及化学特征。
5)  trajectory analysis
轨迹分析
1.
The possible origins and immigrant pathways of the white-backed planthopper (WPH) Sogatella furcifera (Horvth) in the middle reaches of the Yangtze River were investigated with trajectory analysis.
根据 1977~ 1979年 3a的 7月份飞机航捕白背飞虱Sogatellafurcifera (Horv th)资料 ,应用轨迹分析模型 ,得出了长江中游稻区夏季迁入白背飞虱的中尺度虫源地及迁入路径如下 :1。
2.
The possible sources and immigrant pathways of the brown planthopper (BPH),Nilaparvata lugens(St*[l), in the middle reaches of the Yangtze River were investigated by the means of trajectory analysis.
根据 1977~ 1979年 3年的 7月份飞机航捕褐飞虱Nilaparvatalugens的资料 ,应用轨迹分析模型 ,得出了长江中游稻区夏季迁入褐飞虱的中尺度虫源地及迁入路径。
3.
The meteorological data on the mid-and small-size population source regions (such as Nanning and Shaoguan) which were determined or found out by trajectory analysis were used to predict the peek date of immigration and the adult number about one or two months ahaed of the practical occurrence in seven representative counties in Huaihe and Changjiang rice areas.
利用江淮稻区稻纵卷叶螟轨迹分析所确定的中、小尺度范围虫源地(南宁、韶关等)气象资料,对该稻区7个代表地点迁入代的迁入高峰日、高峰日蛾量和世代累计蛾量作了中期异地预测,组建了逐步回归模型,依此可以提前1~2月作出预报,各代表地点的预测准确率均超过了70%。
6)  trajectory analysis method
轨迹分析法
1.
This paper proposes an algorithm for the sensitivity of stable index to assesse the generator active power output based on trajectory analysis method and trajectory sensitivity.
轨迹分析法是电力系统暂态稳定分析的有效方法,能定量给出反映稳定程度的稳定指标和不稳定指标。
补充资料:前向相干散射原子光谱分析
分子式:
CAS号:

性质:利用光波的前向相干散散射效应进行多元素分析的光谱技术。原理为光散射具有相长干涉和共振性。前者为前向散射光强度比侧向的高;后者为光频率接近于原子共振频率时,散射增强,而且散射光强度与散射原子数目有关。

说明:补充资料仅用于学习参考,请勿用于其它任何用途。
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