In management information system, the query performance of database has important effect on the application and spread of the system.
管理信息系统中，数据库的查询性能对系统的应用和推广具有重要的影响。
Simulation shows co-channel interference and maximum multi-path delay spread have significant impact on the BER performance and PDMRC gives the best performance in most common environment.
仿真表明同信道干扰与最大多径延迟扩展对系统性能影响很大，在通常情况下采用PDMRC具有最好的性能。
The performance of Direct Sequence Spread Spectrum(DSSS) in severe pulsed noise interference will be badly degraded when the duty factor is small.
当脉冲干扰占空比较小时，干扰能量集中，导致直接序列扩频（DSSS）系统的误码性能较差。
Loading in a new area is spread across multiple frames to lower the performance hit.
在一个新的区域加载跨多个帧，以降低性能命中。
Moderator on the context to judge mainly spread in the target location, the specific performance targets for the analysis of psychological adjustment and their own role.
主持人对语境的判断主要表现在对传播目标的定位上，具体表现为分析对象心理和自身角色定位的调整。
After this, it introduces a new guideline of evaluating the operating performance - Eva. In base of this, it develops research about operating performance change of SEO, using Eva and EVA-Spread.
在此基础上，本文用经济增加值和经济增加值回报率两个指标对上市公司增发前后业绩变化展开研究，最终得出我国上市公司增发后业绩出现下滑。
Fire spread by ignited textiles which lacking in flame resistance performance has accounted for a considerable proportion.
因纺织品不具备阻燃性能而被引燃和蔓延，从而引起火灾的情况占了相当大的比例。
Polypropylene fiber is easy to spread around uniformly in concrete, to increase in effect the cracking resistance performance of concrete.
聚丙烯纤维在混凝土中易于均匀分散，能有效的提高混凝土的抗裂性能。
Applying Doppler diversity in OFDM system can combat the effect of Doppler spread on system performance.
将多普勒分集技术应用于OFDM系统，可以有效地对抗多普勒扩展对系统性能的影响。
In this paper, we analyze the BER performance of pilot symbol assisted two-dimensional spread spectrum systems with coherent demodulation in multi-path fading channels.
在多径衰落信道中，本文分析了导引辅助的二维扩频相干解调的误码率性能。
This algorithm, an improved method based on CMA (constant modulus algorithm), utilizes the information of spread codes and the performance of constant modulus in CDMA communication system.
该算法在现有的恒模算法(CMA)的基础上，进行了一定的改进，充分利用了CDMA系统中扩频波形信息和信号的恒模特性。
We put forward a method which can easily be realized in DSP and direct sequence spread-spectrum system based on QPSK, it achieved a good performance in tests.
提出了易于在DSP以及QPSK的直接序列扩展频谱系统中实现的方法，并在测试中达到了较好的性能。
In direct sequence spread spectrum communication system when the spreading gain is limited, the performance of the communication system will be impacted by the strong power of narrowband interference.
在直接序列扩频通信系统的扩频增益受限时，强功率的窄带干扰对系统性能影响较大。
But the performance of this method deteriorates in the case of high density bar code image, which is severely blurred by a point spread function of optical system.
对于被光学系统点扩展函数严重模糊的高密度条码图像，这种方法的性能急剧下降。
In the presence of narrow-band interference (NBI), the performance of direct spread-spectrum systems (DSSS) can be improved by using various interference rejection filters.
在存在窄带干扰时，扩频通信系统的性能可以通过使用各种不同的抗干扰滤波器来进一步提高。
For any PN code acquisition system in spread spectrum communications, the acquisition performance is largely dependent on the probabilities of detection and false alarm.
对于任何一种扩频通信pN码捕获系统来说，捕获性能在很大程度上取决于检测概率和虚警概率。
Would you spread the news about that he will join us in the performance?
请你把他将参加我们演出的消息告诉大家一下好吗？
The reasons for the good performance are growth in deposits and loans, improved spread, higher fee income, less NPLs and lower tax rate.
其业绩大幅增长的原因在于存贷款的增加、利差扩大、中间收入增加、不良贷款减少以及有效税率的降低。
One- side adhesive tape, with excellent heat dissipation performance, film form, excellent bonding . emitting the heat in the mobile phone battery _(thermal conductive&spread application).
单面胶形式，散热性能优秀，薄膜形式，粘着力优秀。 将手机电池中产生的热量散发出去（导热分散用）。
One- side adhesive tape, with excellent heat dissipation performance, film form, excellent bonding . emitting the heat in the mobile phone battery _(thermal conductive&spread application).
单面胶形式，散热性能优秀，薄膜形式，粘着力优秀。 将手机电池中产生的热量散发出去（导热分散用）。
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