megajoules
美
英 
例句
A solar panel collects 10 megajoules of energy over the course of the day.
一个太阳能电池板收集在一天中的10兆焦耳的能量。
If that panel was exposed to a total solar energy of 80 megajoules during that time, what percentage of energy available is wasted?
如果该小组被暴露在这段时间里,共80兆焦耳的太阳能提供能源的百分比是浪费?
In this case, the 33 megajoules launched the shot 5, 500 feet per second, exceeding the speed of sound and releasing a sonic boom.
如若这样,那么3千3百万焦耳发射出的炮弹速度高达每秒5500英尺,这一速度超越了音速,会产生音爆。