Exceptions include sections with a minimum dimension 1, 0 m or where the stress is not greater than 80% of the design ultimate strength.
例外情况包括有最小尺寸为1.0米或在压力不大于80%的设计强度极限部分。
Exceptions include sections with a minimum dimension 1, 0 m or where the stress is not greater than 80% of the design ultimate strength.
例外情况包括有最小尺寸为1.0米或在压力不大于80%的设计强度极限部分。
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