英语词汇“jib boom”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	jib boom
释义	jib boom noun Sailing A spar run out forward as an extension of the bowsprit.The 7-ton crane can handle 600 pounds at full extension of the jib boom at 82 feet, or 2500 pounds at 60 feet.... Hovering over the jib boom you see two large anchors lying on deck. That pressure also flows to the slave cylinder to provide additional lifting force to the jib boom.
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