However its evaporation attenuation rate is less than the former one.
前两类油种则蒸发衰减较快。
Some papers indicate that using high attenuation rate neutral filter can expand the measuring range of CCD.
多篇文献提出在CCD前加高衰减率的中性滤光片来扩大测温范围。
Due to the surface retardation, the attenuation rate of velocity becomes quicker, which depends on water depth and jet width.
由于水面的阻滞，中轴线上垂向速度的衰减较自由射流快，衰减规律随水深和射流宽度而异。
The horizontal frost-heaving force is attenuated in the process of excavation with the maximum attenuation rate being 40 percent.
并给出了随着基坑开挖的卸压作用，桩上受到的水平冻胀力呈现减小趋势，最大衰减率达40%。
When frequency is comparatively high, circular tunnel, rectangular tunnel and arched tunnel have same formulation of attenuation rate.
当频率较高时，圆形隧道、矩形隧道和拱形隧道的衰减率表达式是一致的；
The attenuation rate of horizontal vibration is different from that of vertical vibration and could not be expressed by using a same formula.
水平向振动与竖向振动衰减快慢不同，难以用同一衰减公式表示等有意义的结论。
Study of a number of small seismic swarms also gives us the preliminary understanding that the attenuation rate of seismic coda waves of swarms does not change considerably.
而对一些小震群的研究得到震群地震尾波率衰减变化不大的初浅印象。
On the basis of the observational data, this paper also discusses the probable reasons causing the variation of the coda wave attenuation rate both before and after strong events.
由观测事实出发本文讨论了地震尾波衰减率在大地震前后发生变化的可能原因。
It is concluded from the presented results that the attenuation rate is weakly related to radius of tunnel and conductivity of tunnel wall. For a tunnel with arbitrary cross-section...
用数值分析方法求解了单线波模方程和双线波模方程，得出的主要结论为它们的衰减率与隧道壁电导率和隧道半径有微弱依赖关系。
It proved that the primary rain attenuation influence factor is the minute rainfall rate of 0.01% time.
这同时也说明了，影响降雨衰减最主要的因素是0.01%时间的分钟降雨率。
A relation between average alias attenuation and filter order and sampling rate is derived from calculation.
通过计算导出了平均假频衰减与滤波器阶次及采样率的关系式。
From the contour map of minute rainfall rate, we can see that, the he heavy rainfall areas are coincident with serious rain attenuation areas.
由分钟降雨率等值线图和雨衰减等值曲线图，可以看出，降雨大的地方和雨衰减大的地方是一致的。
Attenuation Coefficient The rate at which average power decreases with distance.
衰减系数平均功率随距离的延长而降低的比率。
The influences of length, dispersion index and attenuation index of transmission fiber and incident optical power on ber (bit error rate) and Q value of the system is analyzed.
仿真研究了传输信道和光功率对光码分多址系统性能的影响，分析了传输距离、光纤色散系数、光纤衰减、入纤光功率等与误码率和Q值的关系。
The attenuation factor, is determined by the biodegradation rate and time.
而衰减项则是填埋体降解速率和时间的函数。
Results The accuracy of MRI diagnosis rate was 100%. The MRI could demonstrate features included:(1)Double lumen with different attenuation values;
结果主动脉夹层诊断准确率100%，磁共振表现为（1）不同信号双腔影；
Results The accuracy of MRI diagnosis rate was 100%. The MRI could demonstrate features included:(1)Double lumen with different attenuation values;
结果主动脉夹层诊断准确率100%，磁共振表现为（1）不同信号双腔影；
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