英语词汇bubble protractor是什么意思，bubble protractor的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	bubble protractor
释义	bubble protractor　气泡式分度规[量角器]
随便看	scale of operation scale of penalty scale of pollution scale of relative values scale of salaries scale of salaries scale off scale off scale operation scale order scale out scale pan scale pan arrester scale paper scale parameter scale pattern scale picture scale plate scale platform scale position scale profile scale projector scale radix scale range scale range

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