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- 等比例危险模型（PHM） proportional hazard model
- 比例危险模型 proportional hazard model
- 基于比例危险模型的产品竞争失效分析 Reliability analysis with competing failure models based on PHM
- 比例危险 proportional hazard
- 平面距离等比例线法 equiratio method based on plan
- 不等比例分层抽样 disproportionate stratified sampling
- 机载PHM on - board
- 危险模型 hazard model
- 水质等比例采样器在总量监测中的应用 Application of Water Samplers with Equal Proportion in Total Amount Monitoring
- 预测与健康管理（PHM） prognostic and health management (PHM)
- 竞争危险模型 competing risk model
- 一个双异质结激光器的前视图(非等比例)。 Diagram of front view of a double heterostructure laser diode (not to scale).
- 故障预测与健康管理（PHM） prognostics and health management
- 基于PHM的舰船装备维修保障研究 PHM-based research on maintenance support for ship equipment
- 等着 wait
- 起火后火灾危险模型 post-ignition fire risk model
- PHM型卧管式多管三旋在催化裂化装置的应用 Application of PHM third-stage cyclone separator with horizontal multi-tube in FCC unit
- 初等 elementary
- PHM技术在反舰导弹维修保障中的传感器网络应用研究 Research on PHM technology application in sensor networks of anti-ship missile's maintenance support
- 全等 congruence
