The contestants were level pegging after round 3.
参赛选手在第3轮以后成绩不相上下。
For CMMI level 3, in particular, the 43 Specific Goals need to be mapped to RUP workflows and activities.
尤其是对于CMMI层次3来说,43个特定目标需要被映射到RUP工作流和活动中。
So what we'll do is this problem here, which is let's calculate out what the wavelength of radiation n would be emitted from a hydrogen atom if we start at the n equals 3 level and we go down to the n equals 2 level.
我们来做这个问题,让我们来计算一下,从n等于3到,等于2能级氢原子辐射的波长是多少。
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