基本解釋[經(jīng)濟(jì)學(xué)]珍珠巖原礦詞組短語短語crude e pearlite 珍珠巖原礦crushed crude pearlite 珍珠巖粉crushed d crude pearlite 珍珠巖粉crushed crude pearlite perlite powder 珍珠巖粉crude pearlite更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)珍珠巖原礦