English ⇄ Chinese

focus projection and scanning
gen.	焦点投影与扫描〔偏转系统〕 (deflection system)
earth.sc.	聚焦投影和扫描
geol.	焦点投影及扫描
tech.	聚焦投影和描法
focus, projection and scanning
el.	聚焦、投影与扫描

focus projection and scanning: 1 phrase in 1 subject

Space

1