Effect of temperature on development, survival, reproduction, population parameter and population trend index of Spodoptera litura (Fabricius) were studied.
研究了温度对斜纹夜蛾的发育、存活、生殖、种群参数和种群趋势指数的影响。
Parameters of the dynamic statistical model are the time-varying parameters, variation of parameter reflects the variable trend of seepage.
动态模型的统计参数是随时间变化的时变参数，参数的变化反映了大坝的渗流变化趋势。
Based on this model, parameter variety trend is forecasted on-line for a short-term, and the system short-term running condition analysis with accurate alarm is resolved.
基于模糊模型进行在线短期预报测量参数的变化趋势，解决了系统的短期运行状态分析和准确报警问题。
This system mainly gains the pumping unit merit chart and the operating mode parameter change trend curve for the oil field correlation department provides the data.
该系统主要为油田相关部门获取抽油机功图和工况参数变化趋势曲线提供数据。
According to the trend line formula of empirical and the chart of the spacial interpolation of hard rain parameter, maximum discharge of ungaged basins are confirm.
结合经验性参数趋势线、暴雨参数空间分布图与推理公式法确定无资料流域设计条件下最大清水洪峰流量和最大山洪洪峰流量。
Lastly, many merits of the distributed parameter model system were indicated, which reflected the development trend of the present soil erosion research.
最后指出建造分布型参数的土壤侵蚀量模型系统所具有的很多优点，它反映了当前土壤侵蚀研究的发展趋势。
BBSTRBDT This design first gives the system logical circuit and all load parameter according to the project description, the analysis load trend of development.
本次预设起首根据使命书上所给系统与路线及所有负荷的参数，阐发负荷成长趋势。
Information entropy theory was introduced into this paper, and multi-joint entropy was used to depict the aero-engine's disorder parameter and evolutive trend.
本文引入了信息熵理论，用多元联合熵来刻画航空发动机的有序性和演化方向。
Information entropy theory was introduced into this paper, and multi-joint entropy was used to depict the aero-engine's disorder parameter and evolutive trend.
本文引入了信息熵理论，用多元联合熵来刻画航空发动机的有序性和演化方向。
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