pantograph缩放仪: pantograph比例: scale; scaling绘图器: plotter; curve plotter绘图缩放仪: eidograph比例缩放仪: proportioning device下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:缩放仪,比例绘图器,即可在微信中查询翻译