符合国家测绘局行业标准的二等水准测量手簿 适用于国土、测绘、规划、地质、海洋、地调等-Industry standards in line with national mapping agency of second hand books for leveling land, mapping, planning, geology, oceans, land transfer, etc.

常见的海洋测绘数据集锦, 都是国外的格式，已经成为标准，但是常见的 还是XTF-Marine surveying and mapping data highlights are a foreign format, has become the standard, but common XTF

可以利用某验潮站一定观测周期内的水位数据进行调和分析（最小二乘法）求解出十一个主要分潮的潮汐调和常数(The harmonic constants of eleven main tidal components can be obtained by harmonic analysis of water level data in a certain observation period of a tide gauge station (least square method).)