radio frequency
无线电频率
2025-11-01 12:06 浏览次数 10
无线电频率
radio-frequency carrier射频载波
radio-frequency voltage射频电压
radio-frequency radiation射频辐射
radio-frequency circuit射频电路
radio-frequency coilRadiofrequency coils are two major parts of the radiofrequency (RF) system in the magnetic resonance imaging hardware.
radio-frequency channel射频信道
radio-frequency accelerator射频加速器
radio-frequency emission射频发射
alq-211 suite of integrated radio frequency countermeasures (two of them spares)
8套alq-211集成无线频率对抗设备(2个备件);
in august, walmart began installing radio frequency identification devices (rfid) in their underwear and jeans, which lets them track items and customers around the store.
今年八月,沃尔玛开始在自己的内衣和牛仔裤安装无线电频率识别装置(rfid),使他们能跟蹤货品细目和逛商店的顾客。
while doctors offering the treatment are singing its praises over procedures that use radio frequency and ultrasound technologies, other are sounding a note of caution.
虽然一些提供这种疗法的医生大为推崇,声称冷冻溶脂术要优于射频和超声波技术,但其他人也提出警告。
but when scientists started looking at the data overlaid onto a map, they saw dark 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。
omni-id, a company that makes radio frequency id tags, studied this reflection in their quest to create a tag that could be read through a metal mesh and in water.
生产无线射频身份标签的omni-id公司通过研究这种反射模式,发明出一种能透过金属网格或在水下都能读取的标签。
the system’s autonomous dual-mode, passive radio frequency and infrared guidance design provides high-firepower capability for engaging multiple threats simultaneously.
该系统的自治双模、被动无线电频率和红外制导设计为同时应对多种威胁提供强大火力。
in 2012, radio frequency id chips, video cameras, computers and sensors will generate incredible amounts of information.
data technology 数据处理技术。2012年,无线电频率标识芯片、计算机和探测器将要产出难以置信的信息量。
phalanx identifies and tracks the targets using electro-optical systems, measuring the range using radio frequency sensors.
方阵使用电子光学系统识别和跟蹤目标,使用无线电频率传感器测量距离。
her 73 filed u.s. patents range from networking, web, security, privacy, multimedia, wireless, pervasive devices, to radio frequency id.
她申请的73 项u.s.专利涵盖的范围从网络、web、安全、保密、多媒体、无线、普遍设备到无线电频率id。
the reader picks up the information wirelessly via a radio frequency signal, instead of via an optical scanner.
「rfid」是通过射频信号,而非光学的扫描仪来获取信息,这意味着那些贴上标签的物体只要稍微靠近就会被读取,而无须小心翼翼地拿到扫描仪或读取器之前。
a new study published in the journal of the american medical association has found that the radio frequency waves emitted from mobile phones demonstrably alter brain wave activity.
在美国医学学会期刊上发表的一项最新研究发现手机发射的无线电波能明显地改变脑细胞活动。
comtech「s model mt-2012 mobile satellite transceivers feature secure global positioning system (gps) capabilities, as well as embedded radio frequency identification (rfid) technology.
comtech公司的典型mt-2012机动卫星无线收发器具备安全的全球定位系统(gps)能力,也能嵌入无线射频识别(rfid)技术。
the project also included an update of the interface units for the f-35 radio frequency test system. the test system reflects how the system would operate under real-world conditions.
项目还将升级f-35无限频率测试系统的接口单元,该测试系统主要反映系统如何在真实环境下作战。
a vet can inject an rfid, or radio frequency identification, tag about the size of a grain of rice into an animal in seconds.
兽医可以在几秒钟之内把一个米粒大小的无线射频识别标签(rfid)注入到动物体内。
radio frequency identification (rfid) and more sophisticated technologies for product tracking within supply chain management systems are being experimented in some countries.
一些国家目前正尝试在供应链管理系统内通过无线射频识别和更复杂的技术来追蹤产品。
using raytheon」s airborne radio frequency systems and technology expertise, raytheon's next generation jammer will be built with open architecture technology.
下一代干扰机利用雷神公司的机载无线电频率系统和技术经验,采用开放式架构技术进行建造。