Positron Emission Tomography正电子发射计算机断层扫描 Personal Electronic Transactor (early Commodore PC)个人电子办理(PC)的早期准将 Parent Effectiveness Training父母亲有效性训练 Performance Evaluation Test性能鉴定试验 Privacy Enhancing Technology增强的隐私的技术 Performance Evaluation Tool绩效评估工具 Polyethylene Terephthalate聚对苯二甲酸乙二醇脂 Production Environmental Test生产环境试验 Process Enhancement Team过程中增强团队 User Productivity Enhancement and Technology Transfer (Previously Productivity Enhancement and Technology)生产力的提高以及技术转让用户(先前生产力提高和技术) Product Enterprise Team (US Navy)产品的企业团队(美国) Productivity Enhancement and Technology生产力的提高和技术的发展 Programming Environment and Training (HPCMP)编程环境和培训(HPCMP) Potentially Exempt Transfer (UK inland revenue)潜在的豁免转移(英国税务) Professional Employment Training专业的就业培训