Buoy and Floating Marker: Practical Knowledge of the “Little Sentinels” on the Water
Walking along riversides, seashores, or passing by reservoirs and ports, you have probably seen the “little bumps” on the water surface—cylindrical buoys and lit floating markers. Though seemingly insignificant, they silently guard water safety and assist in production and daily life. Today, we will use plain language to explain what buoys and floating markers are, […]
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