基本解釋[經(jīng)濟(jì)學(xué)]陰螺紋規(guī)詞組短語(yǔ)短語(yǔ)screw plug gauge 螺紋塞規(guī)screw thread plug gauge 羅紋界限量規(guī)plug screw gauge更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)陰螺紋規(guī)