查询词典 attenuation factor

In this paper, waveform-computing arithmetic is used to measure power factor, and a module to measure power factor is designed according to the definition of apparent power of IEEE standard 1459-2000, and the module is used successfully to measure power factor of three-phase power supply.

文中利用波形计算法，根据IEEE 1459-2000视在功率定义设计了功率因数测量模块，并成功的应用于三相电源的功率因数测量。

Takingthe contact stress, bend stress stiffness and temperature stress as thecondition, taking the weight of the kiln tyre as optimization aim function, theredia and the width of the tyre are optimized General optimize methods justconsider the affecting of the parameters to aim function, but in fact,structural parameters(such as structure dimension, interval and so on),physics and dynamics (damp factor, conduct factor, friction factor material'selastic module strength limits and so on), which would be changed afterused.

一般的优化方法，仅仅考虑了参数对其目标函数的影响，而实际情况下有些参数是变化的，产品的结构参数、物理和力学参数如阻尼系数、传导系数、磨擦系数、材料的弹性模量和强度极限等的设计值与制造后和使用中的实际值会有差异，这种差异称为设计变量和噪声因素的变差。

Changsha 410083, China）Abstract: Based on the stability analysis for slope with polygon elements, the equilibrium of elements was evaluated by adapting fictitious force acting at boundary of element to calculate factor of safety, the behavior of the fictitious force was studied while the factor of slope safety changes,the procedure was discussed to obtain the factor of slope safety in an iterative way if the adopt fictitious force was vanished finally.

摘 要：基于边坡稳定性分析的任意条分方法，在单元静力平衡分析中引进作用在边界上的虚拟平衡力，满足边坡安全系数求解过程中单元静力平衡的要求。

With the method of vector analysis and coordinate transform,the direct solar radiation angle factor、the earth infra-red radiation angle factor and the reflected solar angle factor by earth are calculated.

在计算中利用矢量分析和坐标变换的方法求解出了太阳直接辐射、地球红外辐射和地球反照的辐射角系数，再根据传热学理论建立了瞬态热平衡方程。

The integrating factor and the modifying factor were applied in controller, and interpolation method was used in the modifying factor fuzzy number model. A fuzzy switching mode was employed to avoid the undesirable disturbances caused by the switchover between the two control methods, and execution area of the fuzzy switchover can be set by membership function.

控制器中引入积分因子和自调整修正因子，对修正因子模糊数模型采用在线插值运算；采用模糊切换来保证2种控制的平稳过渡，模糊切换的执行区域可通过设定其隶属函数的形状参数加以确定。

Because factor demand reflects the value of the marginal product of that factor, in equilibrium each factor is compensated according to its marginal contribution to

由于要素需求反映了那种要素的边际产值，在均衡时每种要素根据其对物品生产的边际贡献得到报酬。

Because factor demand reflects the value of the marginal product of that factor, in equilibrium each factor is compensated according to its marginal contribution to the production of goods and services.

由于要素需求反映了那种要素的边际产值，在均衡时每种要素根据其对物品生产的边际贡献得到报酬。

The dissertation analyses the observational data of the small town in Sichuan Province in 2005, bring forward the recommendation of the gas-consumption guide line、mensal peaking factor、daily peaking factor and hourly peaking factor, then compare the difference and similarity of the consumptive orderliness between small town and big、middling city.

本论文通过对四川省某小城镇2005年居民生活用气逐时数据的统计分析，提出了小城镇居民生活用气量指标的推荐值及月高峰系数、日高峰系数、小时高峰系数的推荐值，并将小城镇用气规律与大、中城市用气规律进行了比较。

The result was the same entirely. Explanation was set forth to samples of wrong classified.The datum of circulating supply water quality was centralized. Principal component matrix was rotated through factor analysis. Hierarchical cluster of multiple class was realized through factor after rotation. Key factor of influencing cluster was searched. The recipe was recommended and worked well.

对20家企业循环冷却水系统的补充水水质指标先进行均值中心化，然后用因子分析对主成分进行旋转，用旋转后的因子进行了多类的系统聚类，找出了影响聚类的关键因子，为水处理剂配方的初步推荐提供了一种切实可行的方法。

The experimental method of the three-factor quadratics rotary orthogonal combination was adopted to establish the relationship between performance function and each factor, and the effects of each factor on the drying moisture uniformity were investigated.

通过三因素二次回归正交旋转组合试验，建立热风温度、表现风速和谷层厚度与干燥均匀度的回归方程，分析各因素对干燥均匀度的影响，利用贡献率法确定因素的主次关系为热风温度＞表现风速＞谷层厚度。

The receding calculations and experiment analyses in this subject are built on the blood cast of pig tongue.

本研究课题的前期工作是采用猪舌血管铸型模拟人舌而进行的数值计算与实验分析。

"Each human infection constitutes an opportunity for genetic modification of the virus through reassortment, mutation, or both...."

&每一次人类的感染都暗藏着一次基因修改的机会，无论是通过病毒的整合、突变或者兼而有之。。。。&