查询词典 etch-proof

As an application, a different proof for the cyclicity of some composition operator on Fock type space will be given.

另外，在此基础上我们给出了Fock型空间上复合算子循环性的一个不同的证明。

By means of deriving the approximate solution and a process of approaching iteration, we have shown that a general solution exists for a non-Newtonian compressible fluid in 3D bounded domains. The proof is based on an elementary energy method.

文章利用构造近似解和极限的过程证明了三维有界区域中非牛顿可压缩流体广义解的存在性，所用的证明方法为能量方法。

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Based on the higher mathematics method proved inequalities are summarized, and the proposed using the function extreme value and the monotonicity and concave and convex function sex, and mean value theorem, Taylor formula, integral these common higher mathematics method, combining with concrete examples of each kind of method to solve the problems for type, and the key problem of the specific steps, and points out that the inequality proof of higher mathematics method used properly, improve the difficult easy to ability to solve problems.

本文对不等式证明中的高等数学方法作了归纳总结，提出了利用函数的单调性，极值与最值，函数凹凸性，中值定理，泰勒公式，积分这些常用的高等数学方法，并结合具体实例阐述了每一种方法的适用类型、解决问题的关键和证明问题的具体步骤，指出在不等式证明中恰当地运用高等数学方法可以化难为易，提高解题能力。

Then in combination with its concavo-convex function,a simple and direct proof can also be found by using theorem deduction.

通过给出关于凹凸函数的一个性质定理及其推论，对一些特定类型的三角不等式通过构造辅助函数，求出函数的二阶导数；再结合其凹凸性利用定理的推论给予简捷的证明。

The refinement in conceivability, abundance in proof, solid theoretical background and even rich practitioner experience of the authors can be found through these diversified papers.

论文作者既有国内外著名的营销学者，也有来自各高校的精英营销学教师，其科学的精神、严密的论证、深厚的理论基础、丰富的实践经验着实令人赞赏。

This is not required for a simple proof of concept.

这是不需要的概念简单的证明。

In this paper, a conceptually simpler proof of security of QKD is proposed.

该文提出了一个概念更为简明的量子密钥分配的安全证据。

Moreover, concretionary phosphates is found at the bottom of Madian Formation, supplying instant proof to the marine genesis of Madian Formation.

此外，在马店组底部地层发现了磷结核，这一发现为马店组的海相成因提供了直接的证据。

It seemed to him as possible of proof as of confutation and the nomenclature employed in its selenographical charts as attributable to verifiable intuition as to fallacious analogy: the lake of dreams, the sea of rains, the gulf of dews, the ocean of fecundity.

363据他看来，对这一点提出论证和反证的可能性是一样大的。月面图中所使用的梦沼、雨海、湿海、丰富海等学术用语既可以归之于直观的产物，也可以归之于谬误的类推。

The role of the environment is very important.

的作用，环境是非常重要的。

At that time, the High Court of England and Wales Court of Queen's Bench president of William Murray, Lord Mansfield in June 22, 1772 ruling:"No matter then there is the inconvenience, but there must be a decision, I can not say that this case under the law in England are permitted or authorized; are so black should be released."

当时的英格兰及威尔士高等法院王座法庭院长William Murray， Lord Mansfield于1772年6月22日宣判：「无论有那麽不便，但总要有个决定，我不能说这件案在英格兰法律之下是准许或认可；所以黑人是应该被释放。