随着时间演变的月相、日历和航海腕表。

Moonphase, calendar, and navigating through the vicissitudes of time.

youdao

此文对灯标最大可见距离提出了较为严密的计算方法，并对中版灯标表和海图编制以及航海学教材中的相关部分提出了修改建议。

This paper puts forward an accurate method of calculating light maximum visible range and gives suggestion on compiling List of Light (Chinese edition) and navigational text-book.

youdao

记录表上(或在航海日志)，并作记录存储必要的信息。

Record the necessary information on the sheet (or in a log book) and store for your records.

youdao