查询词典 necessary condition

According to current criminal law, whoever has sexual intercourse with a girl under the age of 14 shall be deemed to have committed rape; the criterion to consummation of carnal knowledge of a child should be "doctrine of insertion"; and it should be necessary condition of the crime that the actor clearly knows the object of the rape is a young girl.

根据我国现行刑法的规定，奸淫幼女构成犯罪的，应定为强奸罪；奸淫幼女既遂的认定标准应采取"插入说"；奸淫幼女构成犯罪应以明知奸淫的对象是幼女为要件。

We cannot solve this problem only relying on the government, therefore we should adopt many ways of socialized financing mode, and among these, carrying out domestic waste charge is the most stable and reliable one, meanwhile, it also becomes all levels of government's necessary condition and basic guarantee in the refuse disposal.

单靠政府不能解决这个问题，必须采用多种渠道的"社会化"融资模式，其中实施垃圾处理收费是最稳定、可靠的融资渠道，是各级政府实现垃圾处理目标的必要条件与基本保证。

And then , the author analyzes its complete and necessary condition for foundation of Chebyshev's Ineuquality. Furthermore, the paper makes a demonstration again for Chebyshev's Inequality with the method of modern probability.

最后给出了切比雪夫不等式其等号成立的充要条件，并用现代概率方法重新证明了切比雪夫不等式。

In this paper, a sufficient and necessary condition such that the Ricci form of continuous loop group s is closed is given.

本文给出了连续环群的Ricci形式是闭的充分必要条件。

This colored background of STN is illcome for people who accustom to black-white display. And from the conditions at present, black-white display is necessary condition to get colored display by insetting filter film.

STN的这种彩色背景，不受习惯于TN黑白显示的用户的欢迎；而且从目前的生产过程和生产条件来看，黑白显示是利用嵌镶滤色片作为获得彩色显示的必要条件。

As an application, we also describe the Jordan automorphisms of the algebra of upper triangular matrices over commutative rings, and give a sufficient and necessary condition for a commutative ring being connected.

作为应用，我们还刻划了交换环上的上三角矩阵代数的Jordan自同构，并给出了一个交换环是连通环的充要条件。

For given A, B and C, when C is a compact operator, we give the sufficient and necessary condition under which Mx is left invertible, for some operator X.

3当C∈K时，分别讨论了对一切X∈B，都有M_X左可逆的充要条件和存在X∈B使得M_X左可逆的充要条件。

There are mainly four innovations made in this thesis: By introducing the notion"collectively compact operator sequence"into the study of composition operators, we give a sufficient and necessary condition on generalized Nevanlinna counting functions of the inducing maps for {C〓} to be collectively compact, extend some previous results and enrich the content of the study of composition operators.

本文主要在以下几个方面有所创新：第一，把逼近论中的算子序列总体紧性的概念引入到复合算子理论的研究中来，并通过值分布理论中的广义Nevanlinna计数函数给出了Hardy空间与加权Bergman空间之间的复合算子序列的总体紧性的刻画，从而推广了Shapiro的结果，丰富了复合算子理论的内容。

In the six chapter, we use the methods of reproducing kernel and Carleson measure charactering the pointwise multipliers on the Hardy space, Bergman space on the polydiscs, we also obtain a necessary condition for a composition operator to be a compact operator, and a addition result on the range of composition operator on the Hardy space.

在第六章中，我们利用再生核与Carl e Son测度刻画了多圆Hardy空间到Bergman空间，以及Bergman空间到Bergman空间的点乘子，得到Hardy空间与Bergman空间上复合算子为紧的一个必要条件，以及在Hardy空间上关于复合算子值域的一个结果。

An sufficient and necessary condition on generalized Nevanlinna counting functions of the inducing maps is shown to characterize the collective compactness of composition operator sequence.

我们用诱导映射的Nevanlinna计数函数给出了Hardy空间与加权Bergman空间之间的复合算子序列为总体紧算子序列的一个充分必要条件。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。