综合篇
本刊特稿 special Article
风云变幻 决战市场
——2004国内挖掘机与装载机市场分析                                本刊编辑部
Analysis of national excavator market and loader market in 2004
2004中国工程机械进出口分析                                            俞海啸
Imports and exports of construction machinery and equipment in china in 2004
综述讨论 Summary Discussion
液压挖掘机的结构及其选购                                              张启君
Structure and choice of hydraulic excavators
对起重机设计新规范的思考与建议                                张翔生，童占荣
Comment on new standard of crane design
湖北省预拌混凝土市场发展现状                                          王卫东
Current situation of ready mixed concrete market in Hubei province　
设计研究　Design & Research
反铲斗挖掘土壤实验研究与挖掘阻力计算（上）                            安国明　
Experimental research about backhoe excavating soil and calculating
the excavating resistance（1）
液压挖掘机工装轨迹的PID仿真技术                     吕广明，陆念力，古秀川等
PID simulation technique about technological device trace of hydraulic excavators
工程机械ROPS&FOPS的改造设想                                            庄 竞
Assumption of modification to ROPS&FOPS of construction machinery
生产制造　Production & Manufacture
提高推土机涂装质量的措施建议                                    张 瑞，王 鑫
Measures to improve painting of bulldozers
一种塔机起重臂新型焊接工装                                    车德宁，李炳辉
New welding technological device for jib of tower crane
产品世界 Equipment
徐工XZJ5410THB48混凝土泵车                             史先信，徐怀玉，段 雄
XCMG XZJ5410THB48 truck mounted concrete pump
徐工LW320G多功能装载机                                  段 琳，沈 勇，雷雄波
XCMG LW320G multi-function loaders
使用篇
使用维修　Use & Maintenance
塔式起重机装拆的安全探讨                                      华惠忠，李志国
Discussion about safety on installing and dismantling of tower crane
浅谈起重机械液压系统故障                                              王同录
Construction technique for reinforcing bridge after speedy in railway line
全液压转向系统常见故障分析                            朱邦灿，张玉峰，韩昆德
Analysis of common failures in full hydraulic steering system
工程机械驱动桥常见故障分析                              张 娟，张玉峰，张 寿
Analysis of common failures in driving bridge of construction machinery
浅谈履带式工程机械四轮一带的使用与维护                                许有清
Use and maintenance of traveling mechanism for track construction machinery
机械施工 Mechanization Construction
彩虹岭公路隧道的机械化施工                           肖海苑， 黄经纬，曾新乐
Mechanization construction of Caihongling road tunnel
圆梁山隧道施工设备配套及管理                                          刘东亮
Scheme and management of construction machinery and equipment for
Yuanliangshan tunnel construction
企业管理　Companies Management
浅议项目法施工的设备租赁管理                                          肖其宽
Briefly talking of equipment rental in the case of projects
技术讲座　Technique Lecture
压路机的选购与使用（九）                                              尹继瑶
Choice and use of road roller (9)