工学 定位器 释 positioner 定位器 执行机构的主要附件，其中一种是定位器。
localizer 定位器 retainer ①护圈 ②保持器，定位器
计算机应用 计算机辅助设计与图形学 释文 locator 定位器
- retinal hazard region
- retinal illumination mosaic
- retinal optical damage
- retinal pigment
- retinal prosthesis
- Retina Nebula
- retina recognition
- retinene
- retinitis pigmentosa
- retinoblast
- retinoblastoma
- retinoblastoma protein
- retinohypothalamic fibre
- retinoic acid
- retinoic acid receptor
- retinoic acid syndrome
- retinoid
- retinol
- retinol equivalent
- retinopathy of prematurity
- retinophora
- retinoscope
- retinoscopy
- retinula
- retinyl palmitate