水還是很清的嘛
所有跟帖:
• 水清流量不是很大,上下落差就大,才能產生"水底冒煙”奇觀。 -天天如此1954- ♂ (0 bytes) () 11/18/2014 postreply 20:46:41
• 水清流量不是很大,上下落差就大,才能產生"水底冒煙”奇觀。 -天天如此1954- ♂ (0 bytes) () 11/18/2014 postreply 20:46:41
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