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- DI仪原理DI magnetometer principle
- 监护仪原理principle of laser monitor
- 原理theory
- 仪present
- 监护仪原理与应用Principle and application of wardship apparatus
- 测尘仪原理与应用The Principle and Application of the Dust Monitor
- 基本原理fundamental principle
- 工作原理principle of work
- 检测仪surveymeter
- 原理图elementary diagram
- 测量仪admeasuring apparatus
- 陀螺仪gyroscope
- 编译原理Fundamentals of Compiling
- 测距仪range finder
- 微机原理Principles of Personal Computer
- 温控仪temperature controller
- 马克思主义哲学原理Principles of Marxist Philosophy
- 管理学原理Principles of Management Science
- 流式细胞仪flow cytometry
- 通信原理communication theory