This paper introduces the control technique requirement of the tower crane operation when the tower crane installed Rail clamping apparatus and PLC control system hardware and software design.
本文介绍了塔机加装夹轨器后的大车运行控制技术要求和PLC控制系统的硬件和软件设计。
Three in recent years, many city Chinese due to excessive extraction of groundwater, produce groundwater funnel, causing uneven settlement, affect the operation and construction of the tower crane.
三者由于近年来中国许多城市因地下水抽取过多，产生地下水漏斗，进而引发不均匀的沉降，影响到塔吊的运营和施工。
The tower crane is a kind of machine widely used in construction industry. It possesses complex coupling movement due to frequent starting and braking during operation.
塔式起重机是建筑业常用的一种机械，在工作中经常起动、制动和进行复杂的耦合运动。
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