频的例句大全

Study on the repeated use of the porcelain crucible and joining amount of flux by Instrument of high-frequency infrared of carbon and Sulphur

高频红外碳硫仪用瓷坩埚的重复使用及助熔剂加入量研究

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The paper explains the experiment of smelting silver based electric contact materials and silver based solder by medium-frequency induction furnace with graphite and clay crucible. It compares the effects of the two type crucibles on the compositions of the melted materials.

分别用石墨坩埚和粘土坩埚对银基电触头材料和银基钎料进行中频熔炼试验，比较两种坩埚对所熔炼材料成分的影响。

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Cause of coal crusher motor frequency troubles and its countermeasure

磨煤机电机频繁故障原因分析及对策

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A new method handling the load cumulative frequency distribution

一种处理载荷累积频次分布的方法

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The method quantifies the system robustness based on cumulative frequency curves.

该方法能以累积频率曲线的形式直观地对任意性能水平下不同控制系统的鲁棒性能进行比较；

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The application of regression analysis to the design of filter cut-off frequency

回归分析法在滤波器截频设计中的应用

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A New Method of IF Signal Sampling in Quasi CW Radar

一种准连续波雷达中频采样的新方法

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Improvement on Raging Performance of Multiple Frequency CW Radar Based on Acceleration Compensation

基于加速度补偿提高多频连续波雷达测距性能

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In addition, cut hardness decreases, heat affected zone width reduces and the size of grain gets smaller during underwater cutting.

超声频脉冲的作用还使得水中切割时切口硬度降低，热影响区宽度降低、晶粒变细小。

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Through observing the application of the electric tractive coal cutter in the productive practice, analyzes on the causes of the problems existing in the electric tractive coal cutter, and probes into the methods for solving the obstacles of the frequency control devices and the application effects.

通过观察电牵引采煤机在生产实践中的使用情况，分析了电牵引采煤机存在问题的原因，并探讨了解决变频调速控制装置故障的方法及应用效果。

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The base and emitter transit time increase and the cutoff frequency decreases at low temperature due to the trapping effect of shallow energy level impurities.

而由于浅能级杂质的陷阱效应，低温下基区和发射区渡越时间变长，截止频率下降。

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The technology can enhance the power and cut-off frequency of the de-vice.

该工艺能够提高器件的功率和截止频率。

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Finally, the PSPICE simulation shows the tunable characteristic of cut-off frequency.

最后利用PSPICE工具进行仿真，实验结果表明具有截止频率可调的特性。

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The first is the cut-off frequency, usually with the coaxial cable.

首先是截止频率，通常与同轴电缆有关。

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Discussion on cut-off frequency of electromagnetic wave in mine roadway

矿井隧道中电磁波截止频率的探讨

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Conclusion The cut-off frequency of filter can be adjusted easily by the design.

结论本设计能方便地控制滤波器的截止频率。

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The paper introduces these methods which contain: grain size freqency cumulative curve diagram, size parameter statistics and so on.

本文介绍了在泥石流研究中一些较常用的及有应用前景的粒度分析方法，它们包括：频率累积曲线、直方图、概率累积曲线、粒度参数统计、粒度参数散点图等；

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A rounded, very thick, tightly curled hair style. The backfire antenna is a kind of compact structure, high gain and lower sidelobe antenna, but its bandwidth is limited.

埃弗罗发式，非洲黑人头一种圆形的，非常浓密且紧凑卷曲的发型背射式天线具有增益高、副瓣低和结构紧凑的特点，但其频带较窄。

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Molten Iron Desulphurization Process with Electro-Magnetic Agitation in Cupola Forehearth

工频前炉内铁液电磁搅拌脱硫净化工艺的研究

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Effects of manual induced premature beats on heart rate turbulence Radiofrequency catheter ablation of ventricular premature contractions originating from the left aortic cusp

心房或心室S2刺激对窦性心率震荡的影响起源于主动脉左窦室性早搏的射频消融治疗

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