特征参数

Using acetone as a photosensitizer,and N3· as an oxidant by pulse radiolysis method,the induced oxidation of cyclic-Phe-His in aqueous solution has been also reported in this paper,results similar to the photoionization of cyclic-Phe-His have been found.

而具有亲电子性的丙酮能在该环肽的苯丙氨酸残基的苯环上抽取电子，形成320nm和410nm的特征吸收峰，求出了自由基的有关动力学参数，并用脉冲辐解动态吸收光谱法印证了上述结果。

More accurate crystallographic parameters and improved mathematical model were used in simulating the formations of 3D plate-shaped or 2D lenticular-shaped Ni4Ti3 variants.

与二维模型相比，本研究采用了准确的晶体学参数及改进的数学模型，获得了更为直观及合理的三维盘状变体及二维透镜状变体； Ni4Ti3沉淀相的长度、宽度和面积分数随时间的变化分别遵循指数、线性和对数关系；且其长度与宽度的比值并非恒定值，在生长初期该比值有较大的增速而随后逐渐减慢，能很好地解释沉淀相盘状及透镜状形貌特征形成的原因并与相关实验结果吻合。

Population size dynamics and population statistics features of plateau pikas are researched in this paper, v/hich supplies population ecology research of plateau pikas with important parameters.

本论文研究了高原鼠兔种群数量动态和种群统计特征，为高原鼠兔种群生态学研究提供了重要参数。

Euramerican dynamic safety phantoms have been designed according to European body parameters.

国外的动态安全人体模型具有欧美人的参数，它是基于欧美人的身材特点和力学特征设计的。

The second one: we studied the effect of temperature on performance of LDs. It was found that threshold current increase exponentially, outpower and slope efficiency decrease parabola and exponentially respectively. Coefficient of temperature shift is 0.24/K, whereas characteristic temperature also decrease with rise of temperature.

研究了温度对激光器各参数的影响，随着温度的增加，阈值电流呈指数增加，输出功率和斜率效率分别呈抛物线和指数关系递减，同时特征温度也减少，波长随温度的漂移系数为0.24nm/°C，并且总结了一些温度和结构设计方面的关系。3。

First the unknown signals were separated by joint approximate diagonalisation of eigen-matrices algorithm. Then the method used the smoothed pseudo Wigner-Ville distribution of each separated FH signal to estimate its transmission parameters such as hop duration, time-offset and hopping frequency pattern.

首先采用特征矩阵联合近似最优化算法分离跳频信号，再利用多窗口重叠的平滑伪Wigner-Ville分布来估计出跳频信号的跳周期、定时偏差和跳频频率等参数。

In the design, a lot of key problems were solved, including the decomposition of a complicated control task, the construction of the quasi-equivalent model of the complex object, the design of the characteristic model and multi control modes, the parameter optimization with multi goals, and the assimilation, accommodate and the study evolution of sensory-motor intelligent schema. So a quick effective transition from simulation design to the real-time control was preliminary realized.

在设计上，解决了复杂控制任务分解、复杂对象类等效模型建立、特征模型与多控制模态结构设计、多目标多参数优化、以及动觉智能图式的同化、顺应和进化等关键问题，初步实现了从仿真设计到实时控制的快速有效过渡。

Their frequency domain spectra and well-resolved absorption spectra were obtained between 0.2~2.2 THz using the physical model of extracting the THz optical parameters of materials developed by Dorney etc.

根据Dorney等人提出的提取材料THz波段光学参数的物理模型，获得了它们在0.2～2.2 THz范围内的频域谱和高分辨率特征吸收谱。

The book summary of the engineering properties of loess wall, a wall of loess detailed classification to meet the 350km / h high-speed railway tunnel and the structure of the reasonableness of the requested size of the tunnel section, and in the form of parameters, load characteristics of the loess tunnel wall, Anchor role in the stability of the characteristics of the tunnel and control the key technology design.

本书归纳总结了黄土围岩工程特性，提出了黄土围岩的细化分级，满足350km/h高速铁路和隧道结构合理性要求的隧道断面大小、形式和参数，黄土隧道围岩荷载特征、锚杆作用特点和隧道稳定性控制方法等关键设计技术。

The property and the calculation of the distributed parameters and loss of the transmission lines were analyzed theoretically.

从理论上分析了传输线分布参数和损耗，利用0.13μm CMOS工艺制作了特征阻抗分别为50和70Ω的微带线和共面波导元件库，在0.1—30 GHz频率范围内利用网络分析仪和SOLT测试技术进行测试。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。