laser locator
(1)激光定位器
(2)激光探测器

• sift converter
• sift defect
• sift device
• sifter
• sifting coupling
• sifting property
• sift invariant
• sift lock
• sift matrix
• sift operation
• sift register
• sight
• sight alidade
• sight alignment
• sight axis
• sight bead
• sight ga(u)ge
• sighting
• sighting board
• sighting disk
• sighting distance
• sighting error
• sighting gear
• sighting mark error
• sighting piece