The main structures with strength checking include the stanchion,the upper platform and the base seat.The suggestions about the safety of the pile driving frame are put forward.

 
  • 在此基础上,进一步对主桩架结构包括支柱、顶架平台、支座等进行了强度校核验算,并对桩架的运行安全提出了建议。
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