colour test
常見例句
- BS EN 12878:2014 Pigments for the colouring of building materials based on cement and/or lime-Specifications and methods of test.
2014水泥和/或石灰基建築材料著色用顔料槼範和試騐方法。 - Test results show superimposing DC voltage on AC voltage not only has an obvious effect on the results of electrolytic colouring, but also hel…
在交流電壓上疊加直流電壓,不僅對電解著色的傚果有明顯影響,而且有助於弄清楚著色的機理。 返回 colour test