| 释义 |
沥青lìqīng有机化合物的混合物,黑色或棕黑色,呈胶状,有天然产的,也有分馏石油或煤焦油得到的。用来铺路面,也用做防水材料、防腐材料等。{pitch; asphalt; bitumen; black or dark brown, sticky mixture of organic chemical compounds, produced naturally or by distilling from petroleum or coal tar oil. It is used for surfacing roads or for making waterproof materials and corrosion-proof materials.}通称{generally known as}柏油{bǎiyóu}。 |