Place complex colophony can be absorbed 13 times more self-prossessed the toluene of above.

所合成的树脂可吸收自重13倍以上的甲苯。

youdao

Place complex colophony can be absorbed 13 times more self-prossessed the toluene of above.

所合成的树脂可吸收自重13倍以上的甲苯。

youdao