Is it land wind or sea wind at Duchang Hydrological Station during the day?

During the day, the sea breeze blows gently at Duchang Hydrological Station. According to relevant data, during the day, when the sun shines, both land and sea will absorb heat and heat up. The specific heat capacity of seawater is higher than that of the ground, and the temperature of the ground is higher than that of the sea surface. The air above the land is high in temperature and low in density, and the air above the sea surface will blow to the land to supplement it, forming a sea breeze.