overhead projector

常用短語

Slide & Overhead projector幻燈機

Protablc overhead projector便攜式投影儀

High intensity overhead projector高度投影儀

OHP overhead projector投影儀

Desktop overhead projector臺式投影儀

fixed overhead projector固定投影儀

type overhead projector反射式教學投影儀

Film Overhead Projector膠片投影機

reflection-type overhead projector反射式教學投影儀