内河航行 meaning in English

internal navigation
◇内河航行权 inland navigation rights

Inland navigation vessels - harbours for inland navigation
内河航行船舶.内河航运港
Inland navigation vessels - harbours for inland navigation
内河航行船.内河航行港口
Inland navigation vessels - vocabulary ; trilingual version en 13551 : 2003
内河航行船舶.词汇
Inland navigation vessels . swing derricks
内河航行船舶.摆动吊杆装置
Inland navigation vessels - flat bollards
内河航行船舶.平直系缆柱

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