Bí ta̍k bió

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Bí ta̍k bió (米逐秒; m/s he̍k-chiá m·s⁻¹) sī sok-tō͘ kap sok-lu̍t ê tan-ūi.

Lâi-goân: "https://zh-min-nan.wikipedia.org/w/index.php?title=Bí_ta̍k_bió&oldid=1098822"

Sok-tō͘ ê tan-ūi