naphthan.[化学]挥发油
naphtha cracking石脑油裂解,轻油裂解
naphthalene ball卫生球,卫生丸
naphtha reformer石脑油重整器
naphthalene rose萘玫红
naphthaquinoline萘喹啉
naphthalene press压萘机
naphthalene black萘黑
naphthalene flake萘片
naphtha pyrolysis石脑油裂解
naphthalene green萘绿