衰减

In this paper, with spinach as a testing material, we studied the effects of DCMU on photosynthesis of plant from the characteristics of DF decay kinetic curve and its total intensity.

本文以菠菜叶片作为实验材料，从DF衰减动力学及其总强度的变化研究了DCMU对植物光合作用的影响。

The first is the prediction of there exists a reverse "S"-feature curve in the decay portion of the light curves of GRBs.

第一个工作是γ暴光变曲线脉冲的衰减段存在反"S"曲线预言。我们首先详细列出了Qin模型的推导过程。

Calculate the exponential decay curve of the Preventive replacement costs until they intersect the corrective replacement costs on a time basis.

计算预防更换成本的指数衰减曲线直到他们在时间基础上横断矫正更换成本。

The fast phase of DF decay curve of leaves obviously rise after DCMU treatment, while the relative slow phase declined.

DCMU作用后叶片DF衰减动力学曲线表明在快相部分有明显上升趋势，而慢相部分出现下降。

First, with the help of I-H model and Y-T model, the luminescence decay curve of 〓 of Tm〓 was fitted, and the fitted values of corresponding energy transfer interaction parameter C〓 and energy migration interaction parameter C〓 were calculated.

首先，藉助I-H、Y-T模型拟合了Tm〓的〓的发光衰减曲线，得到了相应的能量迁移和能量传递的作用参数C〓和C〓的拟合值。

The UV-Vis absorption spectra, steady-state fluorescence spectra and the fluorescence decay curve of 4--4′--azobenzene in chloroform solution were measured.

采用紫外可见吸收、稳态荧光光谱和荧光衰减测量技术，观察了4-硝基-4′-氨基偶氮苯在氯仿溶液中的光致变色现象及分子的跃迁能级和能级寿命。

Otherwise, wide pulse and slow falling edge can cause the errors of surface recombination velocities and bulk lifetime extracted from the photoconductive decay curve.

否则脉冲光过长的脉宽和下降沿将对光电导衰减曲线中进一步分离出的表面复合速度和少子体寿命结果造成误差。

The induced polarization decay curve contains more information than the polarizability. It relates to the pore structure, permeability, formation water resistivity and shality.

激发极化衰减谱比极化率具有更为丰富的储层信息，与地层的孔隙结构、渗透率、地层水电阻率以及泥质含量密切相关。

It is necessary to know well the decay law of X2ray in explosive for radiographic inspection of weapon.

为了对武器进行X 射线无损检测，必需掌握X 射线在炸药中的衰减规律。

Taking the phase damping channel as the noise model, the universal law for fidelity decay and the timescales of reliable computation are analyzed.

以相位阻尼信道噪声模型为例分析了保真度的衰减规律以及可信计算时间尺度。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。