It is very useful when we study the complex and the functors of Ext and Tor. Since the notion of syzygy modules relative to(?)

Hydraulic Static Pile Press Machine Serial YZY

YZY系列静力液压压桩机

Explore XN municipal institute future direction of financial control.

探索XN市政设计总院未来财务控制方向。

Strategic Research of XN Group's Fixed Wireless Telephone Terminal

XN集团无线固话终端的战略分析

Electron Injection Damnification Study of Nitrogen Rich SiO xN y Thin Film at Nanometer

纳米级富氮SiO xN y薄膜的电子注入损伤研究

The Design of the Performance Evaluation System for XN Institute

XN研究所绩效考核系统设计

XN Company is one of the earliest third party logistics companies which develops modern logistics integrating management, running by modern logistics ideas.

XN公司是国内最早开展现代物流集成化管理、以现代物流理念运作的第三方物流企业之一。

Studied some properties of independent and unidentically distributed random variables' Xn' by the

利用随机变量序列的强大数定律，研究了随机变量序列{X n}在独立（可不同分布）情形下的性质，并当随机狄里克莱级数（s

, Xn, theta, t>, where t is the target or true classification.

，X n，theta，t>，这里t是一个目标或者正确分类。

Application of XN Shock-proof Wire Clamp in Network Reconstruction

XN型耐振线夹在网改工程中的应用

Research on CPFR System Based on VMI Pattern for XN Company

XN公司VMI模式下持续补货系统研究

Study on the symptom and physiology of Ni deficiency xn rice plants

水稻缺镍症状和生理研究

Methods 54 cases of lung infection by XM were retrospectively analyzed.

方法对54例并发嗜麦芽窄食单胞菌肺部感染患者的临床资料进行回顾性分析。

Features and Application of Series XM Intelligent Digital Display/ Control Instrument

XM系列智能数显/控制仪的特点及应用

It's been a long time since I last discussed XM in this column.

距离我上次在本专栏讨论XM已有很长时间了。

XM link management was not designed to accommodate this feature.

在过去设计的XM链接管理中并未提供这一功能。

Also last month I built two new Web sites with XM.

在上月，我还用XM构建了两个新网站。

Study on XM Anchorage's Anti-cracking Performance and Strength Test

XM锚锚下抗裂性能及强度的试验研究

I also added a new XM Console window to display status messages.

我还添加了新的XM Console窗口来显示状态消息。

For the last three months XM has slowly taken shape.

经过最近三个月的努力，XM已经逐渐成形。

Yet XM is not very efficient when processing these files.

但是，在处理这些文件时，XM并不十分有效。