这种做法使我们可以时常注意所出现各项的数量级.This procedure allows us to keep track of the magnitudes of the terms that occur.结果是该参量相当大,其数量级为10.It turns out that this constant is rather large - on the order of 10.纳米超薄膜指薄膜厚度处在纳米数量级的薄膜.Nanostru...

“数量级”的英语可以翻译为：[计] order of magnitude ...