The mechanical cushioning system that Mr Kellas has designed has flexible hinges at the junction of each cell in the honeycomb.
Kellas先生设计的机械缓冲装置在蜂窝结构的每个单元的结合部都有灵活的铰链连接。
It mainly introduces the design, manufacture, installation, adjusting and application of flexible roof for hydropower station workshop building of Dayuandu Junction.
介绍大源渡枢纽水电站厂房活动屋盖的设计、制造、安装、调试及使用情况。
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