An echo? What about cardioversion or ablation? Won't I need a pacemaker or a permanent internal defibrillator?

超声波检查？干嘛不个心脏复律或是射频？我难道不需要装一个起搏器或者是永久性的心内除颤仪？

Computers emit both – low-frequency and radio-frequency EMR. Experts around the world have classified EMR as a possible carcinogen for humans.

电脑会发出低频和射频电磁辐射。世界各地的专家已将电磁辐射归为致癌物。

We detect the Drone primarily through radio frequency signals that are recognized by our sensors.

我们主要通过传感器识别的射频信号探测无人机。

In theory, radio frequency interference from cell phones could affect certain airplane systems.

理，自手机的射频干扰可能会影响某些飞机系统。

Implantable RFID chips are one of the most popular choices. These are commonly used in pets, but in humans can be programmed to unlock doors or smartphones.

可植入无线射频识别芯片是最受欢迎的选择之一。这些通常用于宠物，但人类可以通过编程使用打开门或智能手机。

A fast radio burst, or FRB, is a kind of radio-frequency electromagnetic radiation.

快速射电暴，简称 FRB，是一种射频电磁辐射。

For initial stages, when the cancer has invaded just the mucosa and submucosa, options include esophagectomy, endoscopic tumor resection, or mucosal ablation - which is when the cancerous mucosa is removed by radiofrequency.

早期肿瘤只入侵黏和黏下层，治疗选择包括食管切除术、内镜下肿瘤切除术或黏术，即用射频被肿瘤侵袭的黏。

Department head Dr. Philippe Brouqui explains that radiofrequency identification chips, or RFIDs, are placed in soles of hospital shoes, while antennas are placed on the floor.

部门主管菲利普博士解释说，这种射频识别芯片(RFIDs)被放置在医院用鞋的鞋底，其天线放置在地板。

And radio waves are common but not ubiquitous. These are serious drawbacks for an IMD that may be responsible for keeping someone alive.

另外射频很常见，但是也不是处处可见。这些问题对于维持生命的可移植医疗设备说都是十分严重的缺陷。

We've got an RF warning on the camera, which means that the signal's not actually getting onto the tape. It's usually a head clog.

摄像机出现电磁射频的警告，就是说信号没法传入录像带。一般是磁头堵塞。

Bossa nova uses 2D and 3D cameras and multiple sensors to track items that have radio frequency identification tags and invisible barcodes.

波萨诺瓦使用2D、3D摄像机和多传感器跟踪具有无线射频识别标签和隐形条码的商品。

RF technology is what most other wearable LED companies use too, like Xylobands, who do everything from Eurovision to corporate events.

大多数其他可穿戴式 LED 公司也在使用射频技术，比如 Xylobands，从欧洲歌唱大赛（Eurovision）到企业活动，他们的产品无所不有。

In August 2012 two schools in San Antonio, Texas, embedded RFID tags in identity badges belonging to their 4, 200 students.

2012年8月，美国德克萨斯州圣安东尼奥市的两所学校在4200位学生的校徽嵌入了无线射频标签。

But the police in the Netherlands managed to trace the wetsuit by an RFID chip that was sewn in the suit.

但荷兰警方试着去通过 缝在潜水服里面的一个无线射频芯片追踪这身衣服。

And radio waves are common but not ubiquitous.

另外射频很常见，但是也不是处处可见。

They're usually asymptomatic, but when they're a sign of an underlying disorder, treatment including a radiofrequency ablation may be necessary.

们通常是无症状的，但当成为潜在疾病的体征时，包括射频在内的治疗就可能是有必要的了。

The RFID chip can be read dozens of feet away without an individual's knowledge or consent, according to the ACLU.

根据美国公民自由协会的说法，无线射频识别芯片可在几十英尺外无需个人知情或同意的情况下被读取。

A properly tuned device could capture background radio-frequency energy and rectify it into small amounts of usable power.

一个适当调谐装置能够捕获北京射频能量并且将其转换成少量可用能源。

But whether it's Bluetooth, RF or infrared, the experience of these wearable pieces of technology are only getting more detailed to make every fan feel like part of the show.

但无是蓝牙、射频还是红外，这些可穿戴技术的体验只会变得越越细致，让每个粉丝都觉得自己是这场表演的一部分。

If an ectopic focus is triggering ventricular arrhythmias, radiofrequency ablation can be done, which is where radiofrequency waves are used to destroy the tissue that's causing the ectopic heartbeat.

如果异位起搏点引发了室性心律失常，可以做射频，就是射频波被用于摧毁导致异位心搏的组织。