用我的 41 43 pratt 测深杆测深。
13,646 98%
Sounding as deeply as I can with my largest Pratt sounding rod (41 43 fr = 13.67 14.33 mm).
2 年 前
13,646 98%
Sounding as deeply as I can with my largest Pratt sounding rod (41 43 fr = 13.67 14.33 mm).