1.
Cooling loss of the secondary piping network in district cooling system
区域供冷系统二次管网的冷量损失分析
2.
The Reasons of the Secondary Pollution about the Water Supply Pipeline Network and Improvement Measures;
供水管网二次污染的因素及改善措施
3.
Influence of the Recontamination Resulted from the Biomembrane in Water Distribution Network
给水管网中管壁生物膜对水质二次污染的影响
4.
Optimal of Booster Chlorination and the Implementation of Algorithms to It in Water Distribution Network;
城市给水管网二次加氯优化及算法实现
5.
Study of the Effect on Municipal-Pipeline-Network Pressure by Secondary Water-supply;
二次加压供水对市政管网压力影响研究
6.
A Study for Secondary Supervise and Control System Used in Special Networks;
特定专用网络安全的二次监控管理体系研究
7.
The Second Internet Revolution (2)
第二次因特网革命（2）
8.
The Second Internet Revolution (l)
第二次因特网革命(1)
9.
The Cause and the Measures of the Prevention and Cure Regarding the Secondary Pollution of Water Quality in Municipal Water Supply Piping System;
城市供水管网系统水质二次污染的原因及防治对策
10.
secondary emission multiplier
二次发射电子倍增管
11.
secondary electron conduction camera tube
二次电子导电摄像管
12.
Disposable duodenal drainage Tube
一次性使用十二指肠管
13.
CRD (Capacitor-Resistor Diode network)
电容-电阻二极管网
14.
capacitor-resistor diode network
电容-电阻二极管网络
15.
Study and Application Using Gas-Water Impulse Technique to Solve the Problems of Secondary Pollution of Lager Diameter Pipe Network
气水脉冲冲洗技术在解决大口径供水管网二次污染问题中的研究与应用
16.
Prospects for Secondary System Development of Sichuan Power Grid in "11th Fiveyear Plan";
四川电网“十一五”系统二次发展展望
17.
On the Second Network Company IPO Wave;
对互联网企业第二次上市热潮的思考
18.
The Secondary Development and Application of Moodle
Moodle网络教学平台的二次开发与应用