查询词典 hf

This means that only the lower frequency HF signals can be reflected.

这意味着，唯一更低的频率HF 信号可能被反射。

Give input to safety and HF report.

把输入给安全和 HF 报告。

I first met him at File records in 1990 when HF took me.

我是在1990年翻看档案记录时第一次认识他的，当时HF聘用了我。

A new kind of method for measuring the small signal gain coefficient of HF laser is developed.

发展了一种使用可调谐LD激光为探针直接测量HF激光器小信号增益的方法。

This paper considers a new approach to solve the target detection problem in a complex HF radar signal environment.

文中研究了一种新方法来解决复杂HF雷达信号环境中的目标探测问题。

Experiments show that taking advantage of this scheme the anti-sudden interference ability of HF radar is enhanced.

现场实验表明，本文提出的方案有效地提高了HF雷达抗瞬时干扰的能力。

COM now pretty crazy good look on HF welcome to the jungle.......

COM上约翰MAYER 相当疯狂的好神色在HF 欢迎来到密林。。。。。。。。

It is found that the significant difference of the specific value VLF/HF between the healthy individuals and hype...

可以看出，甲亢患者和正常人的VLF/HF值有明显的差异。

Using modern spectrum analysis method and FFT, the specific value VLF/HF of Heart Rate Variabilityof 19 healthy individuals and 10 hyperthyroid is analysed .

利用现代谱分析法和FFT分析法，分析了19例正常人和10例甲亢患者心率变异信号的VLF/HF值。

By using modern spectrum analysis method, the specific values :VLF/HF of Heart Rate Variability of healthy persons and hyperthyroid s were analysed .

采用心电信号采集系统，将心电图机的模拟信号放大滤波后送入计算机，利用现代谱分析法分析了正常人和甲亢患者心率变异信号的VLF/HF值。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！