A hydraulic impact machine is a special machinery, its main output working parameters are impact energy and impact frequency.
液压冲击机械是一类特殊的机械设备，其性能参数的数据采集和测试系统的设计一直是各国学者的研究热点。
The existing air punch can achieve the expected construction work, but it is necessary to improve its performance such as air consume and impact frequency.
现有的气动穿孔机已能完成预期的施工任务，但其耗气量和冲击频率等性能参数还有待于进一步的提高。
Based on the analytic method of cyclic spectrum density, the paper pointed out that the impact frequency could be extracted effectively with the help of scanning cyclic frequency domain.
通过对循环谱密度分析方法的特性分析，指出应用循环谱密度分析方法可以在循环频率域有效提取出滚动轴承的冲击故障频率。
We also looked at the impact related to frequency of searching, full-text indexing, and whether mail documents are filed or kept in the Inbox.
我们还研究了与搜索频率、全文索引以及邮件文档是否在收件箱中编辑或保存相关的影响因素。
Any changes to the frequency of the service runs balance the need to keep the staff assignment up-to-date and the performance impact of a refresh.
在修改这个服务的运行频率时，要确保人员分配是最新的，并且要考虑到刷新对性能的影响。
Hence, the frequency and duration of GC has a great impact on both performance and scalability of J2EE applications.
因此，GC的频率和持续时间对J2EE的性能和可伸缩性都会产生极大的影响。
Adjusting the Load Interval (the frequency of SNMP polling) will further limit this impact.
调整LoadInterval (SNMP轮询的频率)将进一步限制这种影响。
Because of the decoupled approach we discussed above, this does not have an impact on the frequency with which the service request against the target can be executed.
因为使用了我们前面讨论过的完全分离的方式，所以这不会对针对目标的、能够执行的服务请求的频率产生影响。
If user combines the two in actual operating process, frequency of mechanical rapping can be reduced and the impact on heating surface welded junction of mechanical rapping position can be relieved.
如用户在实际运行过程中两者结合使用，可减少机械振打的频率，减轻对机械振打部位的受热面焊口的冲击。
MFCC parameters is main describes the spectrum envelope features, which is used to state the vacal track characterizatics, while ignoring the impact of pitch frequency.
MFCC参数主要描述了表征声道特性的谱包络特征，而忽略了基音频率对它的影响。
The system consists of microcomputer and transient wave converter etc For the measurement of working parameters of drilling machine such as impact energy or frequency, stroke and pressure.
本研究系采用微型计算机、波形存贮器等技术装备组成了凿岩机械冲击能、冲击频率、行程、压力等工作参数的微机测试系统。
The ball mill′s rotational speed can only affect the impact force and frequency and has no influence on its separation point between balls and mill wall.
高能球磨机的转速不会影响磨球与磨筒壁的脱离点，只会影响磨球对粉体的撞击力及撞击频率。
To reduce the impact of carrier frequency offset in OFDM system, this thesis designs a new carrier frequency offset estimation scheme for OFDM system.
为了减小正交频分复用系统受频率偏差的影响，在OFDM系统中设计了一种新的载波频偏估计算法。
Decide the frequency, impact and types of touch points you want for each level or category of customer.
决定对每个层级的客户所进行接触的频率、强度和类型。
The intensity, duration, or frequency of the anxiety and worry is out of proportion to the actual likelihood or impact of the anticipated event.
紧张度、持续时间或焦虑和担心出现的频率都与现实可能性或预期事件的冲击不成比例。
However, there are also problems such as frequency and voltage stability, power quality and the impact on the main network.
但微电网也存在频率电压稳定和电能质量、对主网的冲击等题目。
Compared to the hard glass replacing the synthetic glass or rigid glass can also lower the frequency of monitoring but the impact of the material ageing shall be taken into consideration.
相对与硬质玻璃，更换有机玻璃或硬质塑料也可以降低监控频率，但需考虑材质老化带来的影响。
Due to the obvious impact of frequency offset on PN sequences, based on the FH sequence, a symbol synchronization scheme with a conjugate symmetric training sequence is proposed.
针对频偏对PN序列相关性影响比较明显的问题，提出了一种利用FH序列构造的具有共轭对称性质的训练序列进行符号同步的方案。
However, the danger of frequency collapse always exists, and has a great impact for power system running.
但是，频率崩溃的危险是始终存在的，并对电力系统的安全稳定运行造成了很大的影响。
For rectangular window FFT interpolation algorithm, the negative frequency components of harmonic components have a greater impact on the fundamental calculation error.
采用加矩形窗fft插值算法，谐波的负频分量对谐波计算的误差影响较大。
The purpose of this research is to investigate the impact of swimming with different duration and exercising frequency on mice's serum MDA, SOD and T-AOC.
研究目的是探讨不同持续时间和运动频率的游泳运动对大鼠血清mda、SOD、T - AOC的影响。
Frequency stability and low impact of temperature, high-performance can be stable under high and low temperature conditions.
工作频率稳定，温度影响极低，可于高低温状况下稳定高效能。
As power is the critical equipment of micro oxidation technology, its parameters, such as voltage, current density, pulse frequency, have a very important impact on the quality of the film.
作为实现微弧氧化技术关键的电源设备，其电参数，如电压、电流密度、脉冲频率、脉冲占空比等参数对膜层的质量有着极其重要的影响。
It is found that temperature, shear rate, creeping time and frequency have impact on rheological properties and the percentage ingredients of media govern trends of their relations.
已找到这个温度、流变性能剪切率、爬行的时间和频率有的影响，百分比成份的媒体规管其关系的趋势。
Objective. In this study the authors aimed to assess the frequency of medication ordering errors and to examine the impact of local measures set forth to reduce their occurrence.
目的：在此研究中作者的目的在于评价错误用药的频率，并调查能减少此类情况发生的措施的作用。
Range of remote control device can radiate entire flight-run, and transmitting frequency throws no impact on airport and airliner communication.
遥控设备的范围可辐射整个飞行区，发射频率对机场和航班的通讯无任何影响。
Matching characteristics among linear compressor, regenerator, pulse tube and inertance tube have large impact on the performance of high frequency pulse tube cryocooler.
线性压缩机、回热器、脉冲管以及惯性管的耦合特性对高频脉冲管制冷机的整机性能有很大的影响。
Despite efforts to mitigate the risk of natural and man-made events, the frequency and impact of disasters are expected to increase worldwide.
尽管我们努力减少自然灾害和人为事件的危害，但全世界范围内灾难的频率和影响程度有上升的趋势。
Despite efforts to mitigate the risk of natural and man-made events, the frequency and impact of disasters are expected to increase worldwide.
尽管我们努力减少自然灾害和人为事件的危害，但全世界范围内灾难的频率和影响程度有上升的趋势。
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