harmonic constant meaning in English

低常数
谐波常数调和常数
谐波系数

Observed tidal harmonic constants in many stations are used to verify the astronomical tides in the compound fluid model . the wave model is tested by a set of wave flume data at first . then the results are compared by the actual processes of significant wave height in gauging stations
其中复合流场模型中的天文潮利用众多测站的实测调和常数进行验证；波浪模型首先进行了水槽实验的检验，然后在台风过程中，进行了测站有效波高过程线的比较。