常用短語

non nitrogenous chemical compound無氮素化合物

volatile organic chemical compound揮發性有機化合物

Air-entraining chemical compound輸氣劑

Organic Chemical Compound有機化合物檢測

selenium chemical compound硒化合物

Inorganic chemical compound無機化學化合物

chemical compound layer化合物層

Decompose a chemical compound分解化學合成物