计算机硬件 存储设备 释文 non-return-to-zero change on one, NRZ1 逢1变化不归零制
- porphyria
- porphyrin
- porphyroblastic
- porphyropsin
- Porphyry
- porphyry
- porphyry copper
- porphyry-type lead-zinc deposit
- porrect
- porridge relief
- Porrima
- Porro II prism
- Porro I prism
- Porro Prism
- Porro prism
- Porro Ⅰ prism
- Porro Ⅱ prism
- Porsche
- Porsche Design
- port
- Porta
- portability
- portable
- portable absolute gravimeter
- portable analog instrument