As a rule of Case law, Promisary estoppel embodies the importance of judges in Anglo American law and their deduction are strict and persuasive, which differs from the syllogism of continent law.

作为判例法创设的一项规则，允诺禁反言充分体现了英美法系中法官的作用，他们的推理严密且使人信服，这一点同大陆法系的三段论有所不同。

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According to the analysis of observing error of a secould order extended state observer, an empirical tuning rule is proposed based on theoretic deduction and simulations.

研究一类一阶非线性对象的自抗扰控制器的设计与参数整定规则。

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This rule allows trustees a full deduction only for miscellaneous itemized deductions that "individuals are incapable of incurring"--taken literally, that could mean virtually no administrative cost of a trust is fully deductible.

FORBES: The Way The Tax Code Crumbles

An additional ground of IRS attack in these cases is the rule that you normally must donate your entire interest in property to claim a deduction.

FORBES: Fire Department Donation Nixed