That which has necessary existence and not contingent existence.
存在的东西总有其存在的理由。
A finite being was not capable of explaining the presence of the idea of an infinite God apart from his necessary existence.
有限的是无法解释的存在的想法是无限的上帝除了他的必要的存在。
Thus the necessary existence of God both makes knowledge possible and guarantees truth concerning those facts that can be clearly delineated.
因此，必要的上帝存在两种可能使知识和真理的保证这些事实，可以明确界定。
Firstly, discussion focuses on configuration of BLDCM, and its running principles as well as necessary existence of torque ripple when current commutes.
本文首先从BLDCM的结构出发，介绍了其工作原理，并从理论上给出了BLDCM在电流换相过程中转矩脉动存在的必然性。
Our country 's municipal resident structure, environmental protection and residents' economic conditions, decide the practical and necessary existence of bicycle traffic.
我国的城市居住结构、环境保护及居民经济条件决定了自行车交通存在的现实性和必然性。
The existence of a large population on a limited area is only possible owing to science and technique； education must, therefore, hand on the necessary minimum of these.
只有科学技术才能使大量人口在有限空间生存成为可能；因此，教育必须传授这些必要的基本知识。
The existence of a large population on a limited area is only possible owing to science and technique; education must, therefore, hand on the necessary minimum of these.
只有科学技术才能使大量人口在有限空间生存成为可能；因此，教育必须传授这些必要的基本知识。
Thus the cosmos cannot be a necessary form of existence; and so it has to be approached by a posteriori investigation.
因此宇宙不是必然如此的，对它的认识也是通过事后的研究才能实现。
As the clothes against the cold, with one of the health is also a necessary condition of human existence, while it is often overlooked.
正如衣物御寒一样，拥有健康也是人类生存的必要条件之一，而它却往往被忽视。
Necessary and sufficient condition for existence of the controller is established, and complete parametric representations of the controller are presented.
建立了该控制方案存在的充要条件，并给出了该控制方案的完全参数表示。
Within the epistemology the traditional teaching epistemology has the rationality for its existence but it is necessary to exceed its limitation.
在认识论框架内，传统教学认识论有其存在合理性，但需要超越其不容忽视的局限性。
It is, therefore, completely necessary for us human beings to save fresh water for other beings in the universe, on whom our own existence largely depends.
因此，我们人类绝对有必要节约淡水，只为宇宙中的其他生命，我们的生存和这些生命息息相关。
Necessary and sufficient conditions for the existence of desired output feedback controllers are derived, and the parametrization of all expected controllers is also given.
文中导出了期望输出反馈控制器存在的充要条件，并进一步给出了这类控制器的全部参数化刻划。
As long as those who are in hardship and alienating environment exist, the existence of educational criticism is necessary, and the Critical Pedagogy will find its way out of its dilemma.
只要那些处于受苦和异化环境的人存在，教育批判就有它存在的必要，批判教育学就能从困境中寻找到出路。
On the basis of light interaction with two-level atomic system, we derive the interaction solitary wave equations, its solution and two necessary conditions for the existence of the solution.
在光与二能级原子系统相互作用的基础上，我们导出相互作用孤立波方程组及其精确解，以及存在解的两个必要条件。
In the case of the implement (a thing produced by Labour) a price of some sort is the necessary condition of its existence: but the land exists by nature.
就工具(劳动生产的一种物品)来说，支付某种代价是其存在的必要条件，而土地却是自然存在的。
To put it simply, it is necessary to make the existence of consciousness, and affect the behavior of the individual, it is necessary for a long time and have a certain intensity of stimulation.
简单来说，就是要使意识长期存在，并且影响其个体的行为，是需要长时间和具备一定强度的刺激。
The necessary and sufficient conditions are discussed on the existence of global solutions for quasilinear reaction-diffusion systems with nonlinear boundary conditions.
讨论一类带有非线性边界条件的拟线性反应扩散方程组，给出了解整体存在的充分必要条件。
It is very necessary to control automotive exhaust emission for the protection of atmosphere environment that mankind relies for existence.
为保护人类赖以生存的大气环境，必须严格控制汽车废气排放。
Writing, as one of human's ways of existence, is the necessary reflections of humans' thinking essence, language essence and social essence.
写作作为人的一种存在方式，是人的思维本质、语言本质和社会本质的必然体现。
The properties of complementary binary arrays families (CBAF) are studied. The relationship between CBAFs and differences families and the necessary conditions of existence of CBAFs are given.
研究互补二元阵列族的性质，给出了互补二元阵列族与差族的等价关系，进而给出了互补二元阵列族存在的的必要条件。
The idea of God is an absolutely necessary psychological function of an irrational nature, which has nothing whatever to do with the question of God's existence.
上帝的理念长短感性天性的一种相对必要的心理性能，它与“上帝是否存在”这一问题绝不相关。
A necessary and sufficient condition of the existence of prime model is proved.
研究了主型的有关性质，证明了一个素模型存在的充分必要条件。
First the article obtain some necessary conditions for the existence of relative difference sets.
首先得到相对差集存在的一些必要条件。
First the article obtain some necessary conditions for the existence of relative difference sets.
首先得到相对差集存在的一些必要条件。
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