mechnical equivalent of light 光功当量
mechanical equivalent of light 光的机械当量 ; [光] 光功当量 ; 机械能
daylight equivalent light source 日光型光源
mechanical equivalent of light ga 机械测量仪器
mechanical equivalent of light hoe 动力锄
mechanical equivalent of light foam 机械泡沫
Like a rainbow, its daylight equivalent, a moonbow is produced when light is broken up into its constituent colours as it passes through water droplets.
月虹与白天出现的彩虹一样,是光通过水滴分解成多种色光后产生的,而光本身是由多种色光组成的。
If the creature's spell resistance succeeds in preventing the effect of a spell, its central eye begins to glow with red light equivalent to that of a torch.
如果它的法术抗力抵抗住了法术效果,中央主眼会开始炽热,并发出如同火炬般的红光。
CFLs use around 75% less energy to produce an equivalent amount of light and last much longer.
相等程度的照明,节能灯能节省约70%的电能,且使用寿命更长。
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