frequency什么意思？

frequency的音标：frequency的英式发音音标为：['fri:kwənsi]frequency的美式发音音标为：['frikwənsi]...

The drug can reduce the frequency and severity of attacks.这种药能降低发病次数和严重程度.Accidents are happening with increasing frequency.事故发生得越来越频繁.Speech is made up of sound waves that vary in frequency and intensity.语音是由不同频率和强度的声波组...

frequency的复数形式为：frequencies...

The measurability of effects on reducing the frequency noise was indicated.指出了低频降噪效果的可测性.Frequency synthesizer is the hardcore of a electronic system.频率合成器是电子系统的核心部件.Therefore, a LRC filter is designed and the harmonic o...

n.羊膜镜检法...

腹毛动物...

circumfusion的音标：circumfusion的英式发音音标为：[sɜ:kəm'fju:ʒən]circumfusion的美式发音音标为：[sɜkəm'fjuʒən]...

envy的近义词有：envy, jealousy。下面这两个名词均有"妒忌"的含义：envy：侧重指因别人获得了自己本想获得的东西或成就而产生妒忌。jealousy：强调对别人占有的东西恼恨不满。...

Reference books, if prescribed by facilitators, will be attendees by the Institute at no handling charge.如课程规定购买参考书, 本会将以原价发售,不另收手续费....

羽藻科...

The process includes hydroxylation, self packing of APTES and terephthalic aldehyde packing.其置备方法主要包括羟基化 、 APTES的自组装和对苯二甲醛的组装三步.Aromatic cytokinins metabolism is classified under four broad headings : interconversion, hy...

“做事”的拼音为：zuò shì ...

"Keep quiet, or they'll all come out," they warned him.“别作声，否则他们全都出来了，”他们警告他。Keep quiet or we'll all get nicked.别出声，要不然我们都会被抓住的。I told her to keep quiet about it.我告诉她此事要保密。...

diketene的音标：diketene的英式发音音标为：[daɪ'ki:tɪn]diketene的美式发音音标为：[daɪ'kitɪn]...

menischesis的音标：menischesis的英式发音音标为：['mənɪsʃɪsɪs]menischesis的美式发音音标为：['mənɪsʃɪsɪs]...

n.运动疗法...

abbr.advisor virtual memory operating system 顾问虚拟存储操作系统...

n.亚铁素体...

They all have good physiques.他们都有强壮的体魄.Most adult people approve and recognize physical exercise as the means to improve their physiques.增强体质作为体育锻炼的主要目的,得到成年人的广泛认可....