The known taxonomy types include NAICS, UNSPSC, SIC, or a geographic code (GEO); the known identifier types include D-U-N-S, Thomas Registry numbers, and US Tax ID.

已经知道的分类法类型包括 NAICS、UNSPSC、SIC 或地理代码（GEO）；已经知道的标识符类型包括 D-U-N-S、托马斯注册号（Thomas Registry number）及美国税号（US Tax ID）。

youdao

The (?) (0 or 1) and (s?) (0 to n) modifiers are also available as optional keywords.

(0或1)和(s ？)(0到N)修饰符作为可选关键字来使用。

youdao

So that's the 1 s orbital - we have n squared or 1 degenerate orbitals.

所以这是1s轨道,我们有n平方,或者1个简并轨道。

youdao

n Alright. So if n is less than or equal to 1, return n. Well that's not right, right?

好吧，如果n小于等于1，它会返回，这里不对，是吧？

麻省理工公开课 - 计算机科学及编程导论课程节选

So another way to say that is, in a sense, if we're thinking about the excited state of a hydrogen atom, the first excited state, or the n equals 2 state, what we're saying is that it's actually bigger than the ground state, or the 1 s state of a hydrogen atom.

换句话说，如果我们激发一个氢原子，第一激发态或者说ｎ等于２的态，我们说它比氢原子基态,或者说１ｓ态要大。

麻省理工公开课 - 化学原理课程节选

So if n is greater than or equal to 1 and n is less than or equal to 3, let's just judge this thing a small number arbitrarily.

所以n大于等于1，并且n小于等于,我们武断的判定它为,一个小的数字。

哈佛公开课 - 计算机科学课程节选

He digs like a dog to learn his subject, particularly if the subject is narrow and peculiar, such as opto-electronic switches, P-N junctions or a hailstorm's effect on spread spectrum wireless video transmission.

FORBES: Digital Rules

Whether living in a Cheung Kong apartment, switching on a Fortress appliance powered by Hong Kong Electric, buying groceries at Park 'N Shop or toiletries at Watson's, listening to Metro Radio, or, soon, connecting via a PCCW-HKT line, people in the Special Administrative Region are a captive market.

CNN: From Ports to Portals

The official would not comment on the various news accounts of what transpired in meetings leading up to Powell's U.N. presentation or on the question of whether the information had been politicized by Bush administration officials.

CNN: U.S. official: Congress to get CIA's Iraqi WMD report