对数的

On the basis of introducing the channel and system model of wireless optical communication,average bit error rate of uncoded and RS coded system with channel side information were analyzed,and compared with Turbo coded system from the following two aspects:received optical power and Log-amplitude fluctuation variance.

在介绍无线光通信信道及系统模型的基础上，推导了无线光通信未编码系统和RS编码系统在已知信道边信息条件下的平均误码率，从接收光功率和对数振幅起伏方差方面对RS码编码系统和Turbo编码系统的性能进行比较。

However, since the capacitor forces an ac ground at the emitter of the output transistor, the capacitor charging currents are proportional to the antilog of the voltage at the base of the output transistor.

然而，由于电容器部队在一个输出晶体管发射极交流接地，电容器的充电电流在输出晶体管的基成正比的电压反对数。

The ne'er-do-wells that fuelled the mortgage crisis by overrating trillions of dollars of dodgy debt have had a relatively easy time of it recently.

那些无用而不负责的人最近的日子变得相对好过些了，他们对数万亿美元不良债务进行过高估计从而刺激了次贷危机的产生。

The double logarithm curves represents two down concaves, the cross flow comes from cave system to fracture system and the equivalent triple continuous medium channels to the fracture system and cave system.

所绘制的双对数导数曲线表现为2个下凹部分，分别表征溶洞系统向裂缝系统的窜流，等效连续介质向裂缝系统、溶洞系统的窜流。

The transcript expressions of a membrane-combined protein golgin-245 and veticsular traffic protein Rab-1 of Golgi body were analyzed in log-phase and encysting trophozoites (6, 12, 24 hours) with RT-PCR assay.

同时利用半定量RT-PCR方法检测高尔基体膜结合蛋白golgin245和膜泡融合的调节蛋白Rab1在蓝氏贾第鞭毛虫对数生长期滋养体及成囊6、12、24h的虫体中的表达水平。

For millions of poor Chinese, that's a burden as well as a responsibility, and it unquestionably skews both spending and saving patterns in ways that China needs to change.

对数百万贫困的中国人来说，这既是一个负担，也是一项责任，它毫无疑问地扭曲了中国人的消费和储蓄方式，而这恰恰是中国要改变的地方。

In the second chapter, we show a Log-Barrier method with Benders decomposition for solving two-stage linear stochastic programming, and then we solve the problem with KKT condition of the sub-problem.

第二章，给出了求解一类二阶段随机线性规划问题的基于分解的对数障碍函数方法，利用Bender方法将原问题分解，然后通过子问题的KKT条件求解。

In their result, the stripped term and the divergent logarithmic term in the original brickwall method no longer exist.

在所得结果中取适当的参数，可得到黑洞熵与视界面积成正比的关系，不存在原brickwall方法中的舍去项与对数发散项。

Based on an analysis of 124 cases of family punishment, the paper argues that, expect for a small number of deviances, the collective death penalty was meted out basically to "parents, wife and off-springs" of the accused during the Qin and Han dynasties.

本文根据对数十件族刑案的分析，认为秦汉时期族诛的范围基本上是&父母妻子同产&，仅在特殊情况下有小范围伸缩：大约以宣元时期为界，族刑的施刑方式渐由诛杀向诛徙转变。

The molecular extinction coefficient is equal to the ration of the log of the intensity of the incident and emergent light.

分子的消光系数等于入极大时的入射光和透射光强度比的对数。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。