jib boom

jib boom

美 　英

• na.【航】第二斜桅
• 网络起重机悬臂；起重机动臂延伸；吊装臂

英汉解释

na.	1. 【航】第二斜桅

英英解释

n.	1. an extension of the spar that sticks out from the front of a sailing ship and supports the jib

例句

With one hand I caught the jib-boom, while my foot was lodged between the stay and the brace;

我一只手抓住船首的三角帆衍，一只脚插在支索和转帆索之间。

Confirm danger points of jib-boom on tower crane

塔式起重机起重臂危险点的确定