a hanger shaft is arranged between a travel wheel of the jackstay machine and a supporting wheel system so as to lead the travel wheel to be hinged with the supporting wheel system.
支索
轮和支轮系统间增设吊轴，使轮和支轮系统变
铰接。
a hanger shaft is arranged between a travel wheel of the jackstay machine and a supporting wheel system so as to lead the travel wheel to be hinged with the supporting wheel system.
支索轮和支轮系统间增设吊轴，使轮和支轮系统变铰接。
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，
分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
