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Hon. Wong Ting Kweng_ BBS_ JP

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Strictly speaking, refers to the winter swimming in the outdoor winter waters (including rivers, lakes, sea, and other natural waters and artificial water reservoirs, etc.) under the natural water swimming. That is the beginning of winter, the temperature below 10 ℃, the beginning of spring supported by the standard definition of winter swimming in winter; to water as a symbol, the national winter swimming area can be divided into four levels; temperature to 17 ℃ as the starting point for winter swimming; water temperature 8 ℃ cold as winter swimming degree mark. Water temperature below 17 ℃ to give a sense of cold, there are less than 8 ℃ cold, hemp, strong feeling of cold stimuli.

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