What is the allowable deviation from straightness for a 40 foot long primary truss member?

对40英寸长的主珩架构件允许的直线度偏差是多少？

youdao

For a truss with more than one redundant bar, more than one release will be required to obtain the primary frame .

对于有一个以上多余杆的桁架要得到基本体系，就要放松一个以上的约束。

youdao

For a truss with more than one redundant bar, more than one release will be required to obtain the primary frame .

对于有一个以上多余杆的桁架要得到基本体系，就要放松一个以上的约束。

youdao