单词 | 测量水深 |
释义 | 〔leadsman〕The person using the lead line in taking soundings.使用测深绳测量水深的人〔fathom〕A unit of length equal to 6 feet (1.83 meters), used principally in the measurement and specification of marine depths.英寸:长度单位,相当于6英尺(1.83米),主要用于测量水深〔lead〕A lead weight suspended by a line, used to make soundings.铅锤:用绳子悬挂一块铅制的重物,用来测量水深 |
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