The result shows that it can effectively prevent the flammable liquid volatilizezing from the solid alcohol fuel by coating polymer on surface for the environment - friendly purpose.

结果表明,通过高分子覆,可以有效地抑制固体燃料中可燃性液体的挥发,达到全环保的作用。

Compared with that of furane resin bonded sand,the feasibility of phenol resin bonded sand in forming a uniform coating layer in the inside mould surface is studied as well.

本文分析研究了砂在铸型中的成型条件洁内表面的形成机理，并对比研究了覆和呋喃自硬砂在铸型内表面形成均匀覆砂层的可行性。