Even at the South Pole the radiation received from the sun at Midsummer's day equals the heat from a network of one-kilowatt electric fires, spaced five feet apart.
2
计算与工艺验证，均系在苏州工业园区姑苏电炉有限公司制造的网带炉上进行。
The calculation and verification of the process were carried out all in the net band furnace made in Gusu Electic Furnace Co. , Ltd.
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