理学 还原论 释 environment of the systems 系统环境 影响系统存在、产生、发展的各种因素和条件的总体。
计算机应用 信息系统与信息化 释文 system environment 系统环境
- Pisot sequence
- Pisot-Vijayaraghavan constant
- pi-squared π2
- pistachio
- Pistacia chinensis seed oil
- pistil
- pistillate flower
- pistillode
- Pistol Nebula
- pistol of Summer Paralympics
- pistol shooting
- Pistol Star
- piston
- piston buret
- piston-cylinder apparatus
- piston displacement
- piston gauge standard device
- piston-like displacement
- pistonphone
- piston powered airliners
- piston pressure gauge
- piston pump
- piston radiation
- piston refrigerator
- piston ring seal