distance measuring equipment
直杆测距 distance measurement with vertical base staff 量距器 distance measuring equipment 测距光楔，附加镜头 distance measuring wedge ..
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短语
浮标量距器
taut-wire apparatus
眼距测量器
vuerometer
;
ophthalmodiastimeter
量距器检定距离
field comparator
轨距测量器
TRACK ALIGNMENT GAUGE
瞳孔距离测量器
pupil distance measure
螺距测量器
pitch meter
;
[机]
blade beam
;
beam
轨距丈量器
TRACK ALIGNMENT GAUGE
不胀钢间距测量器
invar spacer
三角测量法距离感测器
Triangulation Distance Meters
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