响应曲线

Content of chlorophyll of lamina of each test group and fast light answer the trend that the curve all presents to rise to drop again first, grow with bulrush of development seasonal metabolic rule photograph is consistent.

各试验组叶片叶绿素含量和快速光响应曲线均呈现先上升再下降的趋向，和芦苇生长发育的季节性变化规律相一致。

The equivalent circuit model of electrobath is obtained by the methods of electrochemical impedance spectroscopy and curve fitting.

基于电化学原理描述了双电层电容的产生及其影响，通过采用电化学阻抗谱方法和测量阶跃响应曲线并进行参数拟合的方法，建立了电解槽负载的等效电路模型。

April showers,ie short periods of rain alternating with fine weather.

可以看出，"短"拦截，不适当的阻尼系数和高的"a"值都会发生振荡的响应曲线。

With mature wild M. officinalis plants as the materials, the diurnal variations of their chlorophyll fluorescence parameters and the photoresponse curve of chlorophyll fluorescence were determined by portable modulation chlorophyll fluorometer.

方法］以成熟的野生海枫藤植株为材料，利用便携式调制叶绿素荧光仪测定其叶绿素荧光参数的日变化和叶绿素荧光光响应曲线。

Most data sheets will have a typical frequency response curve to assist the user.

多数的参数资料页都会有典型的频率响应曲线，给用户提供方便。

In this paper, the method of quantitative analysis is adpoted, and the index of information distortion degree is proposed. The information distortion problems of agricultural supply chain are described by the analysis of frequency response curve.

本文采用定量分析的方法，提出信息失真度的指标，通过对频率响应曲线的分析来描述农产品供应链中的信息失真问题。

The calculated results indicate that the dynamic responsive flat curve, frequency an...

计算结果表明，基座动力响应曲线平缓，频率、振幅等均满足要求。

And each from of frequency respond to the curve are compared.

完全设计方法中我们利用函数直接设计出低通、高通、带通和带阻滤波器，并分别用巴特沃斯滤波器、切比雪夫滤波器、椭圆滤波器来实现，并比较了各自的频率响应曲线。

The light curve of five kinds of landscape lianas commonly used in southern China were measured by LI-6400 portable photosynthesis system and fitted by non-rectangular hyperbolic model. Light compensation point, light saturation point, Pn,ɑ of the 5 lianas species were analyzed comparatively. The results indicated that there are significant differences in light response of photosynthesis among them.

采用Li-6400便携式光合测定仪对5种华南地区常用园林绿化藤本植物进行了光响应曲线的测定，并用非直角双曲线模型对其进行拟合，对比分析了5种藤本植物的光补偿点、光饱和点、最大净光合速率、最大表观量子效率。

In Chapter 7, we have further studied the implementations of 2D Leapfrog digital filters.

设计实例的计算机仿真获得的2-D频率响应曲线，证明我们的2-D跳耦型数字滤波器的设计理论是正确的。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。