It offers a safe, steady, high capability-price ratio operation platform for digital library construction.
它为数字图书馆建设提供了安全、稳定、高性价比的运行平台。
It is one of hoist tools for repairing platform. Its rotating speed is slow and driving efficiency is high and its operation is reliable and safety in concentrated control.
是检修平台起吊机具之一，转动速度慢，传动效率高，集中控制运行安全可靠。
It is a key to erect the operation platform for the construction of the pier foundation and the anti-collision facilities in the water.
在水中进行墩基础和防撞设施施工，搭设操作平台是关键，在风大浪急的外海，施工难度更大。
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