单射

设f是紧致不带边流形M上的覆盖映射，证明了f是拟双曲覆盖映射的充分必要条件是（I－f＊）为单射且有闭值域。

Let f be a covering mapping of a compact manifold M without boundary . It is shown that the necessary and sufficient condition of the quasi-hyperbolic covering mapping of f is that ( I-f ) is injective and has closed range .

单射占优模型在非单调逻辑中具有重要的地位。

In nonmonotonic logic , injective preferential models play an important role .

定义了与（f（1+y，z））/（∏（1+y））[M]型示性数密切相关的映射Φ并证明它是单射。

Define the map , which is closely connected with the characteristic numbers of the form [ M ] , and prove that it 's a monomorphism .

算例表明该算法是双方距离、角度和速度的单射函数，对于各种变化都能在威胁计算中得到反映。

The sample illustrate that this method is a single mapping for distance , angle and velocity , and any change in this three parameter can be found in threaten calculation results .

本文中，我们将推导关于远场模式和远场算子的三个基本结果，即关于远场模式的互换性以及关于远场算子的正则性和单射性。

We establish three basic results about the far field pattern and far field operator in the case of conductive problem : reciprocity for the far field pattern and the normality and injectivity properties of the far field operator .

本文介绍了一种单天线射电源天线温度的测量软件。它适用于IBMPc/XT-286微机及其兼容机系统。

This paper reports a software for radio source antenna temperature measurements , based on the IBM PC / XT-286 and compatible microcomputer systems .

文献[1]中给出了：具有零对象的范畴φ中单态射f：E→G的核i：H→E为零态射O（H，E）。

Reference [ 1 ] gived that kernel I : H → E of monic morphism f : E → G in the categories with zero object is zero-morphism O_ ( H , E ) .

单天线射电源天线温度测量软件

A software for radio source antenna temperature measurements

对反射式光纤位移传感器常用的不等间距三光纤探头、等间距三光纤探头及单出射光纤基准三种补偿方法进行了原理分析和比较，给出了实验结果。

Three compensation ways for reflective fiber & optic displacement sensor , three probes with unequal transverse , three probes with equal transverse and single receiving fiber probe with a standard value , are analysed and compared . Corresponding simulating curves are presented .

本文主要介绍凸格群同态和正则格群同态概念以及研究它们的一些性质，并得到满同态（单同态）和满态射（单态射）之间的关系。

In this paper , we introduce convex lattice ordered group homomorph-isms and regular lattice ordered group homomorphisms , and study properties of lattice ordered group homomorphisms , and obtain the relationship of surjective homomorphism ( injective homomorphism ) and epimorphism ( monomorphism ) . etc.