摘要
以实地调查数据为基础，以大庆油田８ｔ汽车起重机为可靠性研究对象，分析了其故障模式、首次故障时间分布和故障间隔时间分布规律，为我国汽车起重机可靠性研究和可靠性设计提供了依据。
The thesis expounds the basis of on-the-spot investigation datum and thereliability research objective of Daqing oil field′s 8─ton automobile crane．It analyzes the fail-ure model，the first failure time distribution and the distribution law of failure intervals。It pro-vides the basis for reliability research and reliability design of our automobile crane。
