基本解釋[能源科學(xué)技術(shù)]長(zhǎng)臂圓規(guī)[經(jīng)濟(jì)學(xué)]長(zhǎng)臂圓規(guī)詞組短語(yǔ)短語(yǔ)beam compass trammel 長(zhǎng)圓規(guī)Steel Beam Trammel 鋼桿規(guī)Extension Beam Trammel Dividers 長(zhǎng)梁分規(guī)beam compass beam trammel 長(zhǎng)臂圓規(guī)beam trammel更多詞組專業(yè)釋義能源科學(xué)技術(shù)長(zhǎng)臂圓規(guī)經(jīng)濟(jì)學(xué)長(zhǎng)臂圓規(guī)