The intersection of a signed and an unsigned integer is a signed integer that is potentially larger than either argument 有符号整数和无符号整数的交集是可能大于这两者中任何一个的有符号整数。
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And pre - identified anchorages of refuge where partially disabled vessels can either proceed under their own power to anchor and / or where disabled vessels can be towed 并且预先确定两者中任何一个为避难停泊处,以便部分受损船只,能在自己的能力许可的情况下,进入这个临时的停泊处。