He adopt his pen name from the cry heard in his steamboat days, signaling two fathoms (12feet) of water-a navigable depth.
他的笔名来自他在汽船上做工时听到的水手们测量水深时的喊声，意思是“水深两浔(12英尺)—即可以通航的信号语。”
He adopted his pen name from the cry heard in his steamboat days, signaling two fathoms (12 feet) of water — a navigable depth.
他的笔名取自他在蒸汽船上做工时听到的报告水深为两口寻(12英尺)——意即可以通航的信号语。
Guangzhou Design Research Institute for water Transport Engineering, Guangzhou has developed the newest survey system for navigable water depth, which is in the lead in the world in the same field.
本文介绍了广州水运工程设计研究院研制的居于国际领先水平的最新成果——适航水深测量系统。
The survey system can make measurement of the depth of the mud scum and can automatically plot a navigable water depth chart with the acquired data of water depth.
该系统可以进行浮泥层水深测量并将水深数据经整理后自动绘制成适航水深图。
The survey system can make measurement of the depth of the mud scum and can automatically plot a navigable water depth chart with the acquired data of water depth.
该系统可以进行浮泥层水深测量并将水深数据经整理后自动绘制成适航水深图。
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