查询词典 hf

For over 40 years, Dragan has published articles with different original constructions of power amplifiers, low noise preamplifantennas for HF, VHF, UHF and SHF bands.

四十年来，Dragan 出版了多版本的 HF，VHF，和 SHF 频段的功率放大器，低噪音前置放大器的著作。1964 年他获得业余无线电许可证。

For over 40 years, Dragan has published articles with different original constructions of power amplifiers, low noise preamplifiers, antennas for HF, VHF, UHF and SHF bands.

四十年来，Dragan 出版了多版本的 HF，VHF，和 SHF 频段的功率放大器，低噪音前置放大器的著作。1964 年他获得业余无线电许可证。

He does not think he has any responsibility for HF either

他不认为他也有对 HF 的任何责任

The effects of exposure to HF may be delayed depending on the strength of the solution.

根据溶液的浓度的不同，暴露于HF的影响可能会有延迟。

The effects of exposure to HF may be delayeddepending on the strength of the solution.

根据溶液的浓度的不同，暴露于HF的影响可能会有延迟。

Solutions with less than 20% HF may not cause symptoms for up to 24 hours.

含有小于20%的HF的溶液不会在24小时内导致出现症状。

But Bruce is right in his description of the HF specialist's role in relation to requirements.

但布鲁斯正确在HF 专家的角色的他的描述关于要求。

Her task is to write HF documents specifications, reports, etc.

她的工作要写 HF 文件规格，报告等。

While the solar cycle is very important in determining HF frequencies, there are many other important factors.

当太阳周期是非常重要在确定HF 频率，有许多其它重要因素。

Solutions with less than 20% HF may notcause symptoms for up to 24 hours.

含有小于20%的HF的溶液不会在24小时内导致出现症状。

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！