二級海技士（航海）筆記問題（英語）：その30
以下は，二級海技士（航海）の筆記試験における，法規に関する過去問題です。
※ 出題は，平成18年7月から平成26年4月定期試験までの問題を調べたものです。「平成/年」を数字で示しております。
問題
次の英文を日本語になおせ。
Officers of the navigational watch shall be thoroughly familiar with the use of all electronic navigational aids carried, including their capabilities and limitations, and shall use each of these aids when appropriate and shall bear in mind that the echo-sounder is a valuable navigational aid.
The officer in charge of the navigational watch shall use the radar whenever restricted visibility is encountered or expected, and at all times in congested waters having due regard to its limitations.
The officer in charge of the navigational watch shall ensure that range scales employed are changed at sufficiently frequent intervals so that echoes are detected as early as possible. It shall be borne in mind that small or poor echoes may escape detection.
【出題：22/02】
