They first react with water to produce the silane triol, releasing alcohol as a by-product.

它们首水反应，产生硅三，释放出副产物乙。

The role of polyoxyethylene triol,rosin polyester polyol and asphalt in the asphalt-polyurethane rigid foam was stressed.

重点介绍了氧乙烯三、松香芳烃元在配方中的作用。