覆膜的

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,通过高子覆膜工艺,可以有效地抑制固体燃料可燃性液体挥发,达到安全环保作用。

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.

本文究了在铸成条件及光洁内表面形成机理，并对比究了覆膜和呋喃自硬在铸内表面形成均匀覆层可行性。