您要查找的是不是：
- 正析摄象管vericon
- 超正析摄象管的光谱响应spectral response of image orthicon
- 橡管rubber hose
- 正Chinese 1st month of year
- 正析（摄）象管，一种运用低带电子来扫描感光栅格的电视摄象管，比光电摄象管更敏感a television camera pickup tube,more sensitive than the iconoscope,that uses a low-velocity electron beam to scan a photoactive mosaic
- 正本original
- 正如be just like
- 正交orthogonality
- 流管flow passage
- 正的plus
- 圆管circular tube
- 保险管protective tube
- 正片positive
- 针管needle tube
- 正析orthicon
- 源管source capsule
- 铝管aluminum pipe
- 正火normalizing
- 正事one's proper business
- 图象增强光电摄象管image amplifier iconoscope
