In the second section, considering the permanent immunity factor, the SEIR epidemic model with infectious force in the latent period which makes the model more universal is investigated.

第二部分考虑了永久免疫力因素，研究了一类潜伏期具有传染力的SEIR模型，使模型更具有广泛性。

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Because how this enhances the "of" immunity force of the browser, appear particularly important.

因此如何增强浏览器的“免疫力”就显得特别重要。

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The research that modern medicine learns thinks, enhance body immunity force head turns yellow over sixty years of age.

现代药学的研究认为，增强身体免疫力首推黄耆。

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Since the force and its troops enjoy immunity from local courts which most countries demand before offering soldiers to the UN cholera victims have no other formal legal recourse.

ECONOMIST: The UN in Haiti

Negotiations with Afghanistan over a post-2014 force have centered on U.S. demands for immunity for any U.S. troops who remain in the country.

WSJ: Obama to Speed Troop Exit

In addition to arguing sovereign immunity, the tribe argued that the records would reveal confidential financial information and force them to change their banking practices.

FORBES: IRS Wins Fight With Native American Tribe