查询词典 khz

Molecular iodine has rich strong absorption lines near 532 nm that can provide the absolute references for frequency stabilization. A monolith solid laser was tuned at the spectrum of transition R (56) 32-0 of iodine molecule with new modulation frequency 375 kHz.

使用532 nm单块固体激光器，在375 kHz新的调制频率下，利用调制转移技术，将激光频率调谐到127I2的R(56)32-0跃迁的吸收谱线，并观察到该吸收谱线相应的15条超精细结构分量。

To 5730 kHz: This is another band for aeronautical communications in USB.

到 2498 kHz：这是120米的广播波段，主要是热带地区的广播电台使用。

The third, fifth and seventh harmonics were selected to calculate the pulse width jitter, and the corresponding product of pulse width and angular frequency, 7W, were 1.305, 2.175 and 3.045, respectively. With 25 kHz～5 MHz integration limits, the pulse width jitter was obtained to be 3.08ps.

选择脉冲重复频率的三次、五次和七次谐波的功率谱进行分析，三个谐波级次对应的脉冲宽度角频率积Tω分别为1.305，2.175和3.045，在25 kHz～5 MHz偏移频率范围内，得到的脉冲宽度抖动为3.08ps。

The high frequencies which was more than 8 kHz was not the routine test range for the pure-tone audiometry.

临床常用的听力评价方法为纯音听力计测试，其测试的频率为0.125～8 kHz，8 kHz以上的各高频频率为非常规纯音测听测试范围。

Proper matching of the wide filters is critical for best performance, and any audiophile should have his 730ES checked for 6 kHz THD.

适当的宽的过滤器的相配是最好的性能的关健，并且任何高保真音响爱好者应该让人把他的730ES检查6 kHz THD。

When SD rats were exposed to a noise intensity of 108 dB with a main frequency of 3.6 kHz for a duration of 6 hours,per day,the contents of RLGC for the experimental group was significantly lower than that of the control group.Active units of GTR in rats were significantly higher than those of the control group,while lymphocyte blastogenesis and act...

当SD大鼠暴露在噪声强度108 dB，主频率3.6 kHz，主频对应最大峰值97 dB下持续一定时间时，实验RLGC含量噪声组明显低于对照组，大鼠GPT活性单位噪声组明显高于对照组，大鼠淋巴细胞转化率和活性花环形成率噪声组明显低于对照组，说明舰艇机舱噪声对SD大鼠的生化指标具有明显的影响。

There are two relays AFTER the MPX decoder that switches in a L and R channel 15 kHz filter implemented with an op-amp buffer circuit.

在切换到有一条运算放大器安培缓冲区电路实现的L 和R第15 频道kHz 过滤器的MPX 译码器之后有两接替。

The auditory thresholds were examined through the auditory brainstem responses to click, which tone pips were 8, 16, and 32 kHz. The mice were intracardically perfused with 4% paraformaldehyde. The bulla were further fixed in 4% paraformaldehyde, processed and sectioned with paraffin embedded method.

用听性脑干反应测试短声、短音8，16和32 kHz听阈，经活体心脏灌注固定、听泡石蜡包埋和耳蜗连续切片，用免疫组织化学方法确定上述3种酶在内耳的分布情况。

10 Multifunction Intelligent DAQ using LabVIEW FPGA, 8 analog inputs, independent sampling rates up to 200 kHz, 16-bit resolution,±10 V,8 analog outputs, independent update rates up to 1.0 MHz, 16-bit resolution,±10 V,96 digital lines configurable as inputs, outputs, counters, or custom logic atrates up to 40 MHz,User-defined triggering, timing, and onboard decision making with 25 ns resolution,1M gate reconfigurable I/O FPGA for parallel processing power

2.10 使用LabVIEW FPGA模块的可重新配置多功能I/O，8路模拟输入、200 kHz同步采样率、16位分辨率、±10 V，8路模拟输出、1 kHz同步采样率、16位分辨率、±10 V，96条可配置的数字线，具有40 MHz输入、输出、计时器或自定义功能，25 ns分辨率的可配置触发、定时、板载决策，1百万门可重新配置I/OFPGA，带有82 kB嵌入式RAM

In this paper, numerical computations are made on the scattering of ultrasonic pulse waves with different centroid frequencies of 100 kHz,500 kHz and 1 MHz in fluid-filled finite-length perforation by using Finite Element Method,where three kinds of models of perforation bottom, I.E., flat bottom, stepped bottom and acuminated bottom,are assumed to simulate the practical bottoms of perforation.

乔文孝，杜光升。射孔孔眼中散射超声脉冲波的FEM模拟。测井技术，2001，25（2）：96～100 采用有限元素法，分别数值计算了平底孔道、台阶式孔道和尖劈状孔道等3种孔眼模型中不同中心频率(100 kHz、500kHz、1 MHz)的散射超声脉冲波。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。