指距 meaning in Chinese

dsp
finger distance
span

Structural use of timber - recommendations for the calculation basis for span tables - ceiling joists
建筑用木材.第7部分:以指距表为计算基准的推荐标准.第3节: :顶棚格栅
Structural use of timber - recommendations for the calculation basis for span tables - domestic rafters
建筑用木材.第7部分:以指距表为计算基准的推荐标准.第5节:家用椽子
Structural use of timber - recommendations for the calculation basis for span tables - domestic floor joists
建筑用木材.第7部分:以指距表为计算基准的推荐标准.第1节:家用地板搁栅
Structural use of timber - recommendations for the calculation basis for span tables - joists for flat roofs
建筑用木材.第7部分:以指距表为计算基准的推荐标准.第2节:平屋顶用搁栅
Structural use of timber - recommendations for the calculation basis for span tables - purlins supporting rafters
建筑用木材.第7部分:以指距表为计算基准的推荐标准.第6节:檩条支承椽

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