hydrographic

音標(biāo)發(fā)音

Back in 1795 the increased need for reliable charts during the French Revolution led to the development of the Hydrographic Office of the Admiralty.
早在1795年法國大革命期間，對可靠的海圖不斷增長的需要推動(dòng)了英國海軍部水道測繪侷的成長。
S410 Deepwater hydrographic and broadband echosounder has an enhanced hydrographic echosounder that supports single channel operation, and has a high ping rate of 20Hz at 15m.
S410深水水道測量和寬帶廻波器是一種增強(qiáng)型的水道測量廻波器，可以支持單通道工作，響應(yīng)頻率高，在15米的距離上達(dá)到20Hz。
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With the establishment of the Hydrographic Office the British Navy had its own map department, engravers, and printing facilities.
隨著水道測繪侷的成立，英國海軍有了自己的地圖繪制部門、雕版工、印刷設(shè)備。

Damen has a long and proven experience in building hydrographic research vessels.
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