A keyboard generates two scan codes when the user types a key-one when the user presses the key and another when the user releases the key.
当用户按键时候会产生两个扫描码——一个是按下的时候产生的，另外一个是当用户手释放的时候产生的。
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.
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。
While you can use it to scan typical barcodes and look up pricing on items, the greatest feature is using it for scanning QR Codes.
你可以用它扫描一般的二维码来查看物品价格，但是它最好玩的是可以用来扫描QR码（详情戳我）。
After all, why bother wasting time installing 2d scanning software when there are no 2d codes to scan.
当没有2d条码浏览器的时候，还有什么理由要花费时间来安装2d浏览软件呢。
For example, Amazon's app lets people scan bar codes, speak into the phone or take a photo of an item to search for products.
例如亚马逊的应用程序可以让人们扫描图书的条形码，语音识别和图片搜索需要的图书产品。
3d bar code readers use your phone's camera to literally scan bar codes and search for products.
3d条形码阅读器通过你的手机摄像头，扫描出条形码，并能找出商品。
It has also developed software for SBB, the Swiss Federal Railway, so that passengers can scan 2-d bar codes on trains and at stations to call up timetables.
Kaywa公司也为sbb，瑞士联邦铁路公司开发软件，使乘客能在火车上或车站里通过扫描二维条形码就能获得列车时刻表。
What you'll Need to Scan QR Codes with your Android phone!
用你的Android手机扫描二维码你会需要。
A facsimile compression technique that codes distances between changing pixels on two adjacent scan lines.
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。
The paper introduces the failure codes of the transmission and points out that the SCAN tester must be used when taking out failure code and failure data.
介绍了该自动变速器的故障代码，要提取故障代码和故障数据，必须使用SCAN诊断仪。
Especially if you're in Japan where people scan QR codes with their phones all the time.
尤其是如果你在日本，便可随时扫描QR代码到手机上。
Code Scanner to scan product codes that unlock Part Packs.
条码扫描器扫描产品代码完美部件包。
I am very sorry, we have not yet taken pictures of these samples. As such, I request that you leave them out of the cart for now. I can scan the product codes for you.
这些样品现在还没有照相，所以很抱歉，你不能把它放在推车里，但是我可以先帮你扫描一下公司编号。
Shoppers can use their mobile phones to scan bar codes to see if there is a better deal elsewhere.
购物者们可以通过用手机扫描商品条码来货比三家；
Shoppers can use their mobile phones to scan bar codes to see if there is a better deal elsewhere.
购物者们可以通过用手机扫描商品条码来货比三家；
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