This article is related to a calculating method of atomic ionization cross section on K - shell when bombarding a nuclear target with electron.

介绍了利用电子轰击核靶原子K壳层电离截面的一种计算方法。

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Royal Shell used to have Dutch shares that traded in Holland and U.K. shares traded in London.

壳牌公司过去就曾经同时拥有在荷兰交易的荷兰股份,和在伦敦进行交易的英国股份。

耶鲁公开课 - 金融市场课程节选

Here is 1s, if you like, k shell.

比如1s轨道，如果你愿意，k层。

麻省理工公开课 - 固态化学导论课程节选

He served as chairman of U.K. Shell (a major biofuel player), chairman of the wind company Falk Renewables, and a board member of Climate Change Capital, a major investor in carbon credits.

FORBES: Michael Mann And The ClimateGate Whitewash, Part II

Tax authorities in recent weeks served notices on oil company Royal Dutch Shell PLC and U.K.-based Vodafone Group PLC saying they owe higher taxes than they paid because they undervalued the transfer of shares between their Indian subsidiaries and other overseas units.

WSJ: India Says Cadbury Used Phantom Factory to Avoid Taxes