rf什么意思

rf
1、abbr.无线电频率（radio frequency）
adio frequency
[英][ˈreidiəu ˈfri:kwənsi][美][ˈredio ˈfrikwənsi]
n.无线电频率;
例句:
1.
The two governments are also exploring the use of radio frequency identitytags to trace livestock imports.
两地*还开始研究使用无线射频标识,跟踪家畜的进口.
2.
But when scientists started looking at the data overlaid onto a map,they sawdark spots of fuzz,indicating radio frequency interference.
但当科学家们开始将这些数据分布在地图上观察时,他们发现了一些模糊的黑点,表示无线电频率的扰动.
3.
Radio frequency ( rf) chip designers build complex,customized circuits thatoperate on a continuum of voltages.
无线射频（rf）芯片设计者创建了要在一个连续电压下运行的、复杂的自定义环路.
4.
An operator shall pay dgt the radio frequency usage fee for the radiofrequencies used in its business in accordance with the schedule of rateestablished by motc.
经营者应按经营业务使用之频率,依交通部所定收费标准向电信总局缴交无线电频率使用费.
5.
A lack of price tags is another turn-off,although getting that right will becomecrucial with the increasing use of radio frequency identification ( rfid) tags.
缺少价格标签是另外一个让顾客离去的原因,不过射频识别标签（rfid）被更多的使用正在成为修正这一错误的关键.
2、abbr.right field （棒球）右外场;
例句:
1.
The epidemiological evidence for a causal association between cancer and rfenergy is weak and limited.
流行病学提供的关于癌症和射频能量之间因果关系的证据不可靠,并且有局限性.
2.
As for a power source for the mighty little lens,parviz is working on solar or rfpower harvesting to keep the contact lens going.
至于这一未来小镜片的动力来源,帕维茨正在研究如何利用太阳能或者射频能量获取来使这种隐形镜片工作.
3.
Moreover,any changes in ima in association with rf ablation cannot beattributed to albumin variations because albumin levels are not expected tovary in relation to this procedure.
而且,任何和经导管射频消融有关的ima变化都无法和白蛋白变化联系起来因为白蛋白水平在这一过程中预计不会发生变化.
article.yeeyan.org
4.
But the widespread connections between the rf and the rest of the brain makedreams difficult to study.
但是在rf与其余部分的大脑有着大量的关联,这让研究梦境变得很困难.
5.
Whilst the rf and us provided some figures for the new strategic armsreduction treaty ( new start) agreement in 2011,these still only provide anoutline rather than a complete declaration.
虽然俄罗斯和美国在2011年的新削减战略武器条约（新start）协定中提供了一些数字,但这些数字只提供了概要而非完整声明.