With the increasing of BP molar fraction, the melting point presents a down and up trend whereas the lowest melting point turns out at a point where the molar fraction of biphenyl is 20%.是什么意思_With the increasing of BP molar fraction, the melting point presents a down and up trend whereas the lowest melting point turns out at a point where the molar fraction of biphenyl is 20%.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句