Scanning in this system stops with the first key down which is encountered . 在这一系统中，当扫描与按下的第一键相遇时，便停止扫描。
Char is a global variable which will always hold the source program being scanned . CHAR是全程变量，它总存放当前所扫描的源程序的字符。
The amount by which the dot deflects past the end of the screen is called the screen-overscan . 光点偏转超过荧光屏边缘的总数叫做荧光屏过扫描。
The scanning system turns letters on the page to digital signals that are fed to the computer . 扫描系统把这一页的字母转换成数字符号输入计算机。
The most important use of liver scanning in surgical patients is detection of hepatic metastases . 在外科病人中，肝扫描最重要的用途是发现肝转移。
The image-dissector scanner is another heavily used and very successful low light level detector . 析象管扫描器是另一种常用而且很成功的微光探测器。
Figure 6. 3 shows a plot of the portion of the infrared region that is ordinary scanned with the modern instruments . 图63是用现代仪器对红外区的普通扫描图。
An electron beam, forming a scanning spot on the signal plate, zigzags its way, line by line, across the plate . 在信号板上形成扫描点的电子束，逐条地曲折扫过信号板。
The scanning electron microscope provides information on chemical composition by use of x-ray spectrometer attachments . 扫描电子显微镜能利用x射线谱仪的附件来提供化学组份的信息。
A different approach to build an imaging detector has been taken by lick observatory in developing the image-dissector scanner . 另一种成象探测器是黑克天文台所研制的析象管扫描器。
