beam;purlin;bridge;ridge;girder ;

Force-measuring elements employ either a cantilever beam or a column arrangement.
测力元件采用悬臂梁或柱的形式.
来源:词典精选例句The builders had cut holes into the soft stone to support the ends of the beams.
建筑工人在软石上挖了洞以支撑梁端。
来源:《柯林斯高阶英汉双解学习词典》The builders will have to strengthen the existing joists with additional timber.
施工人员将不得不另外用木料加固现有的托梁。
来源:《柯林斯高阶英汉双解学习词典》
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