She is a mem ber of the family.
她是家庭的成员之一。
They often go skiing in Decem ber.
他们经常在十二月份去滑雪。
Rub ber balls can be made to bound.
可以使橡皮球回跳。
She broke ber arm while playing tennis yesterday.
她昨天打网球时跌断了手臂。
System performance is evaluated by bit error rate (BER).
系统的性能由比特错误率(BER)来衡量。
Would you mind telling me how to rememindeed ber English words?
你介意通知我如何记英语单词吗?
Digital communications BER test system based on bit comparison is designed.
设计了逐位比较型数字通信误码测试系统。
Effect of leaves' nutrition, yield, fruit's quality of ber with different manurial treatments.
不同施肥处理对毛叶枣叶片营养和产量、果实品质的影响。
In this paper, a mathematical model for two key systems in acrylic fi-ber production plant is set up.
本文建立了腈纶生产装置的两个关键系统的数学模型。
The BER formula is derived when a DS spread spectrum signal bandwidth is equal to the FH slot spacing.
推导了在直接序列扩频信号带宽等于跳频频隙间隔时系统的误码率公式。
Our lab's studies have found that BER in the brain is a highly regulated process after ischemia-precondition.
本实验室以前的研究发现脑缺血预适应过程中BER系统具有可逆性调控机制。
It detects signals for users with high BER after canceling detected signals for users with low BER in parallel.
它根据误码率信息有选择地实施干扰消除,先并行消除低误码率用户信号的影响,再检测高误码率用户信号。
At last, based on the range of BER, a simple channel adaptive strategy is proposed to control the frame length.
在此基础上,提出了一种简单的基于BER区间划分的帧长控制的信道自适应发送策略。
This paper analyzed the performance of traditional receiver of TR-UWB, and effect of noise-on-noise item by BER form.
文章分析了传统接收机的系统性能,从误码率公式上分析了噪声乘噪声项带来的严重影响。
Power allocation is adopted in the scheme to achieve better bit error rate (BER) performance and higher power efficiency.
最后引入功率配置来进一步改善系统误码率性能和提高功率效率。
Analysis result shows that this scheme can improve the BER performance, and thus enhance the system capacity of FFH OCDMA.
结果表明。该方案能有效地改善FFH OCDMA系统误码率的性能,可增加系统的容量。
According to the principle of BCH code , the program will realize the encodeing and decoding of BCH code, the analysis of BER.
说明:根据BCH码的编译码原理,用C语言实现的BCH码编译码过程,并进行误码率分析。
Following is an analytical expression to calculate the BER of M-QAM under Rayleigh channel when channel estimation error exists.
提出了计算瑞利信道下存在信道估计误差时m - QAM的误比特率的解析表达式。
The numerical results show that the theoretical BER performance of wideband CDMA system can be improved effectively by this scheme.
数值结果表明,采用这种方案能够有效地提高宽带CDMA系统的理论BER性能。
This article provides an intuitionistic validation method for the research of BER analysis and interference analysis of WCDMA signal.
为WCDMA信号解调误码率的分析以及干扰分析等研究工作,提供了一种较为直观的验证方法。
An adaptive bandwidth solution to the problem of the bit error rate (BER) increasing with the vibration increasing has been presented.
针对比特误码率(BER)随振动幅值增加而上升的问题提出了用带宽自适应方法控制的解决方案。
But both of them are sensitive to carrier frequency shift, further, they have comparative BER under AWGN and Doppler shift environment.
但两者都对载波频率偏移敏感,且在AWGN和多普勒频移环境下表现相当。
The DNA oxidative damage is believed that it is repaired mainly by the base excision repair (BER) mechanism with many repairing enzymes.
已知细胞中DNA氧化性损伤主要通过碱基切除修复(BER)来完成,许多修复酶参与了这一修复过程。
I don't want to kill your interest. Let Me. just trace the major clues. Do you reMe. ber soMe. most powerful empires in Chinese history?
我不想伤害你的兴趣,只清理主要的线索。你记得一些国势最强的朝代吗?
For the characteristics of wireless channel such as time-variety and high BER, the rate adjustable RCPT code is good for channel coding.
由于无线信道的时变、高误码等特性,码率可变的RCPT码是比较理想的信道编码方式。
Analysis result shows that RS code can improve the BER performance of OCDMA greatly, which will increase the reliability of OCDMA system.
分析结果表明,RS纠错码能有效改善OCDMA系统的误码率性能,提高了OCDMA系统的可靠性。
The analysis of bit error rate (BER) indicates that the system with interference estimate receiver has advantage over traditional system.
系统误码率(BER)的分析显示干扰估计接收机系统的性能要优于传统的接收机系统。
Simulation results show that the proposed scheme has higher compression ratio and performs well on channels with high bit error rate(BER).
模拟结果表明新方案压缩比高,在较高的传输误码率情况下,表现出良好的抗误码能力。