查询词典 attenuation

In contrast, the dose distribution in lung shows less attenuation and scatters than that in water.

同理；在肺组织则是相反的情况，轴向剂量率随著深度降低情况的比水中少。

The test results presented indicate that both G_ will produce additive attenuation under cyclic dynamic loading, and the relative density take no effect on Fujian sands but obvious effect on Qiantangjiang silts.

结果表明，循环振动下砂土与粉土G_均产生明显的附加衰减，不同相对密度对砂土G_甜变化规律的影响较小，而对粉土的影响较大。

Based on 249 horizontal-component digital seismograms recorded on 14 stations of Guangdong Telemetered Network, the attenuation of ground motion and site response of each station is investigated.

根据广东数字地震台网 14个地震台的 2 49条波形资料，研究了广东地区的衰减模型和各台站的场地响应。

Results Ovariectomy caused attenuation and interuption in trabeculae of bone and reduced mineral deposition on the trabacular surface.

结果：卵巢切除可引起大鼠骨小梁变细、中断，骨小梁表面钙盐沉积减少。

Products Division my range, stable performance, wavelength coverage from 360-980nm, the color that contains ultra-violet, purple, violet, blue, blue-green, green, yellow-green, yellow, amber, orange, red, pink, white, infrared emission series family of products, especially the infrared emission tube (850,940) series at peers take on a leading position, both are from the life, stability, attenuation, transmission power, etc. At both peer leader status, and species, the perspective of complete, one of 850,5 mm (15 , 30 , 45 , 60 , 95 ), 8mm (15 , 30 , 45 ) with the spot at any time.

我司产品品种齐全，性能稳定，波长覆盖从360-980nm，颜色包含紫外光、紫光，紫罗兰，蓝色，蓝绿色，绿色，黄绿色，黄色，琥珀色，橙色，红色，粉红色，白色，红外发射系列等系列产品，尤其是红外发射管（850，940）系列在同行中取于领先地位，无论是从寿命，稳定性，衰减，发射功率等方面在同行中都处于领先地位，而且品种，角度齐全，其中850，5mm（15°、30°、45°、60°、95°），8mm（15°、30°、45°）随时备有现货。

In this article, we analyze the relationship between the wavelet width and the reflection angle, the reflector dip,the velocity, by the calculation of the attenuation Sinc wavelet.

本文通过对衰减Sinc子波的实际计算，分析了地震波速度、反射角和地层倾角分别与子波宽度的关系。

The function of Angle Calibration System is calibrating the antenna array , circuit attenuation and the angle of RF target.

而角度校准系统主要用于校准射频系统的天线阵列、通路损耗及射频目标运动的方位角和俯仰角。

The exponential regularity of the shock wave attenuation coefficient versus the charge diameter in PMMA was obtained by fitting experimental data.

利用锰铜压阻传感器法测量了某聚奥传爆药在不同直径下的小尺寸装药爆轰输出冲击波经不同厚度有机玻璃隔板衰减后的冲击波压力，通过对实验数据进行拟合，得到了有机玻璃介质中冲击波衰减系数与装药直径的指数型关系。

The third,when ultrasonic transmiss in different bed plane on sandstone,P-wave and S-wave velocity and attenuation have different change.

第三，超声波在砂岩不同的层理面方向传播时，纵、横波的速度和衰减发生了不同的变化。

To SR-12 hydraulic vibration system of roller as an example, based on the power bond graph - block diagram and Simulink simulation software, In the simulation, focusing on the factors of the pulse of pipeline 、 the frequency of the speed and the pressure wave attenuation peak, so as to provide reference to the actual engineering design.

以 SR-12压路机振动液压系统为例，基于功率键合图-方块图方法及 Simulink 控制仿真软件，在仿真中，着重考察与管路的脉动频率、波形衰减速度和压力峰值等相关的因素，从而为实际的工程设计提供参考。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。