也就是说一个30W的灯泡，消耗的能量为1800焦耳/分钟，其中只有43

也就是说一个30W的灯泡，消耗的能量为1800焦耳/分钟，
其中只有432焦耳转化为光能，
其余都以能量的方式传递到我们的环境中。

結果 (英文) 1:

That is a bulb of 30W, 1800 joules of energy consumption/min,Only 432 joules into the light,Rest in the way in which energy is delivered to our environment.

結果 (英文) 3:

That is a 30W light bulb, energy consumption is 1800 joules / min,
which only 432 joules is converted to light energy, rest energy
to deliver to our environment.