常見例句雙語例句Audiovisual products such as slide projector, projector, leveling instrument etc.主要生産幻燈機(jī),投影儀等電教産品及水準(zhǔn)儀等測繪儀器。The research result lays a solid foundation for digital leveling instrument in theory.本文的研究成果爲(wèi)數(shù)字水準(zhǔn)儀的研制奠定了一個良好的理論基礎(chǔ)。When the leveling instrument came, he set up the tripod skillfully and looked around through the meter for a long time.水平儀拿來了,他老練地架起了三角架,前後左右地張望良久。blog.sina.com.cn 返回 leveling instrument