upper frequency的例句大全

Include the oscillator, modulator, upper frequency transformer, wave filter, power amplifier like X-mitter.

发射机一般包括振荡器 、 调制器 、 上变频器 、 滤波器 、 功率放大器.

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However, extending the upper frequency of such function signal generator is limited by the read-out time of the memory and the conversion rate of the digital-to-analog converter.

可是，这种信号发生器的上限频率的提高受存储器的读取时间和数模转换器的转换速度的限制。

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Contrasted with traditional cycloconverter without logical circumfluence, the new cycloconverter fed drive system not only eliminates reactive power impluse to electric network, but also heightens upper frequency of maximum output current and reduces output ripple current.

与传统的逻辑无环流交交变频器相对比，不但消除了变频器对电网无功的冲击，而且提高了最大输出电流的频率上限，减小了输出脉动。

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The lower window shows the calculated reverberation times table for the upper frequency range.

下面的视窗显示了高频率的混响时间表.

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The standing wave laser field is applied to the upper transition with the Rabi frequency dependent on the position through which the atom passes.

驻波激光场与级联原子的上跃迁耦合，其拉比频率依赖于原子通过驻波场的位置。

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upper uti or acute pyelonephritis often presents with fever, chills, flank pain, and varying degrees of dysuria, urgency, and frequency.

上尿路感染或急性肾盂肾炎经常出现发热、寒颤、腰部疼痛和不同程度尿痛、尿急和尿频。

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A Technique for Improving Upper Limit Frequency and Spurious Level of DDS

一种改善DDS频率上限与杂散电平的方法

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For hearing, 20 Hz is the lower limit of frequency and 20,000 Hz is the upper limit.

对于人的听觉来说, 20赫兹是频率的下限,20,000赫兹是频率的上限.

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The frequency character of the DD roller machine was analyzed, and the relative controlling strategy has been established and realized via upper computer program writing.

分析了DD滚筒洗衣机节拍的特点，制定了相关的控制策略，并通过上位机程序的编写来实现。

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When a chipped divergent atomic beam interacts with a chipped divergent laser beam in space, atoms will be excited to upper state and then emit fluorescence, if Doppler frequency shift equals the difference between the atomic transition frequency and the laser frequency.

发散的片状原子束和发散的片状激光束在空间相互作用，当多普勒频移等于原子跃迁频率和激光器频率之差时，原子被激发并在空间发光。

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conclusion the main clinical and endoscopic manifestations of upper gastrointestinal hemorrhage caused by nsaids are easy to find in elderly patients and have a higher frequency of gastric ulcer and compound ulcer. hp infection increases gastric erosion.

结论NSAIDs所致上消化道出血的主要临床特点为：常见于老年人，内镜下胃溃疡和复合溃疡多见，HP感染增加发生胃黏膜糜烂的机会。

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upper limit of nominal frequency range

标称频率范围上限

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The viscoelasticity of a medium makes seismic wave have a constant phase delay when upper-limit frequency of the data is not high.

在资料的上限频率不高时，介质的黏滞性将导致地震波发生一个常数的相位延迟。

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Its frequency range is 0~ 16kHz. Depth sounding for different geological targets at depths from near surface to 1 km and even up to upper mantle can be realized.

频率范围16kHz～0Hz，实现浅自近地表、深至1km、直至上地幔的不同地质目标的探测；

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Cupping combined with low frequency electric treatment flexion alternate with lateral upper limb muscle can improve, Increased the risk of lateral upper limbs arom, and improve bilateral upper limb movement function and with daily life activities. Clinical curative effect is better than pure cupping therapy.

电针结合屈伸交替低频电治疗可以提高患侧上肢肌力，增加患侧上肢关节活动度，改善患侧上肢运动功能及日常生活活动能力，临床疗效优于单纯电针治疗。

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