虹膜扫描可以在远距离操作。
智能手机还带有具有微距模式的摄像头，这些摄像头可以短距离自动对焦扫描出现在报纸和杂志上的条码。
Smartphones also typically feature cameras with a macro mode that allows automatic focus over very short distances to scan codes that appear in a newspaper or magazine.
先进的电路，减少干扰的背景调谐器和一个灵敏的假警报，您可以自动扫描变量的距离和渠道。
Advanced circuitry reduces false alarms from background interference and a sensitive tuner allows you to automatically scan variable distances and channels.
这些行星距离地球的精确距离是未知的，但范围大概在1000至20000光年——这是调查扫描过的距离。贝内特说。
The precise distance of these planets from Earth is unknown but could range from 1,000 to 20,000 light-years-the distances scanned during the survey-bennett said.
一个经纪人，RobertW .Baird在当时预测，到2006年需求量最大的RFID标签是可扫描距离在250米到350米之间的类型。
Robert W. Baird, a broker, predicted that demand for the most popular kind of RFID tags in 2006 would be 250m-350m units.
一种传真压缩技术，即对两个相邻扫描线上变化象素之间的距离进行编码。
A facsimile compression technique that codes distances between changing pixels on two adjacent scan lines.
对用于距离绝对测量的波长扫描干涉法的动态测量特性进行了分析。
The dynamic measurement characteristics of a novel wavelength scanning interferometer for absolute distance measurement are analyzed in terms of theory.
提出了一种可用于绝对距离测量的光纤扫描干涉仪。
A novel wavelength scanning fiber optic interferometer for absolute distance measurement has been proposed.
建立了用于绝对距离测量的波长扫描光纤干涉仪实验系统。
A wavelength scanning fiber optic interferometer for absolute distance measurement has been proposed.
相控阵雷达天线在进行宽带宽角扫描时，天线波束会“色散”，使得到的距离像展宽，从而降低了系统分辨率。
When phased array radar operates in wideband wide scan condition, the antenna beam is dispersed and thus the distance profile is broadened.
随访时检查跛行距离、ABI、双下肢放射性核素扫描等客观指标。
The rest pain, pain-free walking distance, ABI, and radioisotope scanning of lower extremities were determined during follow-up.
选男女各30例增强扫描后的盆段CT横断层片，测量输尿管与髂血管和腰、骶椎的位置和距离。
To choose 30 cases of male and female enhanced scanning pelvis CT and measure the location and the distance between ureter and iliac blood vessel and lumbosacral vertebra.
先采用多扫描链相容压缩预处理总测试集，接着使用改进的距离标记法压缩测试数据。
After using compatible compression of multiple scan chains to pretreat the merged test set, modified distance-marking method is used to compress test data.
本研究主要利用长距离3d雷射扫瞄器针对建筑工程进行扫描，从纪录下来之点云资料进行非同步的工程管理作业。
This research USES long range 3d laser scanner to scan building construction, in order to record point cloud information in a non-synchronous manner.
针尖样品的距离控制系统是扫描近场红外显微镜的重要组成部分。
Tip sample distance control system is the key part of scanning near field infrared microscopy.
提出了一种可用于绝对距离测量的波长扫描光纤干涉仪。
A novel wavelength scanning fiber-optic interferometer for absolute distance measurement has been proposed.
面距离扫描在钻井轨道设计、井间防碰计算等问题中有重要的应用。
Normal plane distance scanning between adjacent Wells is important in well trajectory design and anti-collision calculation.
图像传感探头自动扫描整块电池板，并由距离传感器控制，始终保持采集图像清晰。
An imaging probe automatically scans the whole array and keeps the image clear through the control of a distance sensor.
扫描仪距离条形码越远，扫描线的宽度越宽。
Farther away from the bar code scanner, scan line width wider.
另外，字模数据的获取采用扫描取点法，向控制器发送数据采用RS- 232方式，这种方式主要的缺点是距离比较近、抗干扰性比较差。
Besides, applying the Scan Spot Method to acquire the matrix datas. Sending the dates to the controls by RS-232 Mode, such that the range is shortly, and the anti-jamming performance is no better.
为了精确地指明距离，阴极射线管的线性扫描必须计时准确。
In order to obtain accurate indications of range, the linear sweep of the cathode-ray tube must be timed precisely.
摘要：为了提取含有噪声的激光扫描距离图像中的特征，提出了一种多尺度自适应滤波方法。
Abstract: an adaptive smoothing algorithm within a scale space framework is proposed to extract the features of noisy range images of a laser rangefinder.
目前最近距离扫描算法使用迭代法来计算最近距离点，计算量较大，迭代算法的收敛性对扫描算法的整体性能有较大的影响。
Currently, the iterative method is used to calculate the nearest points in scanning the nearest distance, which requires a large amount of calculation.
采用激光三维扫描仪对物体表面进行测量时，得到的距离像中通常含有较大的误差。
This paper deals with the problem of smoothing and modeling of range images obtained using laser 3 D scanner.
该hx3捕捉数据不仅透过声音，而且还透过要么处在一个环形激光扫描器扫描短距离（最长可达4英尺） ，或二维成像扫描环覆盖距离达20英尺。
The HX3 captures data not only via voice, but also via either a SD laser ring scanner that scans short distance (up to 4 feet) or a 2D imager ring scanner that covers distances up to over 20 feet.
数字相控阵雷达宽带宽角扫描存在波束指向偏差和孔径渡越问题，导致信噪比降低，脉压主瓣展宽，距离分辨率下降。
The wide-band digital array radar (WDAR), which accomplishes the transform between digital data and analog signal in the radar array, is the trend of the development of the phased array rader.
那并不是用类似 （近距离无线通信技术）那样的收费方式，星巴克的系统是用智能手机的应用程序，它显示一个条码以供现金刷卡机扫描。
S. Rather than using something like Near Field Communications to accept payments, the system utilizes smart phone apps, which display a bar code for the cashier to scan.
那并不是用类似 （近距离无线通信技术）那样的收费方式，星巴克的系统是用智能手机的应用程序，它显示一个条码以供现金刷卡机扫描。
S. Rather than using something like Near Field Communications to accept payments, the system utilizes smart phone apps, which display a bar code for the cashier to scan.
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