凹进去的长度除了图示的以外，用于支撑的桁条的最大间距应该是80O.C。
For bay lengths other than those shown, the maximum spacing of purlin bracing shall be 80 O. c.
肋骨间距，纵桁和防颤肘板布局依照实际可用的船级社规范。
Frame spacing, stringers and tripping bracket arrangement as per actually applicable classification rules.
肋骨间距，纵桁和防颤肘板布局依照实际可用的船级社规范。
Frame spacing, stringers and tripping bracket arrangement as per actually applicable classification rules.
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