Scanning cigarette cases with hand-held wireless scanner in distribution station was laboursome and mistakable, the problems of low scanning efficiency and high error rate were solved by setting fixed scanners on two sides of a distributing conveyor combined with RS-232 serial communication and OPC technologies.

使用手持無線掃描儀對發(fā)貨的成品煙進行掃描A片网站免费不卡，該方式勞動強度大天堂国产av片，且容易出錯很污的毛片视频网址一区。為此探花自拍日韩视频在线播放网站，通過在成品發(fā)貨輸送軌道兩側安裝固定掃描器国模无码，利用RS-232串口通訊技術嗯啊啊网站、OPC技術等解決了傳統(tǒng)發(fā)貨掃描效率低、易出錯的問題国内偷拍第三页。

In another side, Owning to the complex construction of continuous girder bridges, which is laboursome and time-sonsuming, engineers have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures.

人們一直希望將簡支梁的批量預制生產(chǎn)和連續(xù)梁的優(yōu)越性能結合起來国产精品纯粹一区二区怡红院，由此就產(chǎn)生了將梁板預制欧美精选视频hh、架設就位后，在墩頂連續(xù)段澆筑混凝土并張拉預應力使之連續(xù)的&先簡支后連續(xù)梁&結構伊人久久影院。

Owing to the complex construction of continuous girder bridges,which is laboursome and time-consuming,people have been thinking about an approach to combining the advantages of the two so as to speed up the building and reduce the work procedures. Thus the "simply-supported-continuous system" is introduced.

但是由于現(xiàn)澆連續(xù)梁的施工復雜繁瑣黄片免费国产黄片免费国产黄片、費工費時，人們一直希望將簡支梁的批量預制生產(chǎn)和連續(xù)梁的優(yōu)越性能結合起來最新国产95自拍视频专区，用梁或板批量預制生產(chǎn)的方式來加快連續(xù)梁的建設速度国产一级a爱做片视频，以省去繁瑣的支模工序，由此產(chǎn)生了將整跨梁板預制亚洲就干、架設就位后在端部澆筑混凝土并張拉預應力使之連續(xù)的&先簡支后連續(xù)&施工法图片区视频区另类，而形成的體系則被稱為&先簡支后連續(xù)結構體系&。