[填空题]
If a steel band were to fit snugly around tyg :,tok4)0l fb).v 5amv hmbvhe Earth’s c8kg(4ap2 qgvxd o zzy0:ky5dup ;+0 dequator at 25$^{\circ} $C, but then was heated to 45$^{\circ} $C, how high above the Earth would the band be (assume equal everywhere)? m