基本解释分枝性同根派生 branchiness相关词英汉例句Keywords sodium petroleum sulfonates, enhanced oil recovery, molecular weight distribution, average molecular weight, branchiness index, aromaticity, interfacial tension; 石油磺酸鈉;三次採油;分子量分佈;平均儅量;支化度;芳香度;界麪張力;Branchi 佈蘭基branchiness更多例句