| HEAP | High-Explosive Armor-Piercing | 高爆穿甲 |
| HEAP | Helicopter Extended Area Platform | 起降直升机用延伸平台 |
| HEAP | Hampered Effluent Accumulation Process (wastewater treatment) | 缓冲废水累积工艺（废水处理） |
| HEAP | Human Element Analysing Process | 人因分析流程 |
| HEAP | High Explosive Armor Piercing | 高爆穿甲 |
| HEAP | History Exam Assessment Plan | 历史考试评估计划 |
| HEAP | Human Effects Advisory Panel | 人类影响咨询小组 |
| HEAP | Home Energy Assistance Program | 家庭能源援助计划 |
| HEAP | Home Equity Advantage Program | 房屋净值优势计划 |