Scale bar 1: 5000000, indicating that the distance of 1 cm on the map is equivalent to the actual distance in kilometers on the ground.
比例尺1：5000000，表示图上1厘米的距离相当于地面上实际距离多少千米．
<gadget id="calculator">5_000_000 / 1 / 100_000</gadget>
<output>50</output>

<result>50</result>