短語(yǔ)詞組短語(yǔ)prism erecting 棱鏡轉(zhuǎn)像Porro Prism Erecting System 波羅正像系統(tǒng);波羅鏡正像系統(tǒng)Abbe prism erecting system 阿貝棱鏡正象系統(tǒng)prism -erecting telescope 棱鏡轉(zhuǎn)像望遠(yuǎn)鏡 返回 erecting prism