Without carbolic carbon and duplicate paper .

无碳复写纸及复制纸。

Carbolic acid can be used to make antiseptic .

石炭酸可用来做防腐剂。

Peculiar element sifts safeguard , prolong the service life that carbolic element sifts .

独有的分子筛呵护办法，耽误碳分子筛的利用寿命。

Europe is held in shanghai without seminar of carbolic carbon technology .

欧洲无碳复写纸技术研讨会在沪举行。

Carbolic acid can damage internal organs if ingested .

苯酚如果被摄入体内，可能会损坏人体的内脏。