The failure problems of porous ceramic materials were analyzed using the lattice model and statistical methods.
应用格模型和统计学方法分析了多孔陶瓷材料的失效问题。
According to the failure site data of the well pumping unit in active service, its life statistical model is determined and the service reliability is evaluated quantitatively.
由在役抽油机故障的现场数据来判定其寿命统计模型，实现对抽油机使用可靠性的定量评定。
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