optimum prescription and process conditions were established. the product has bright and beautiful metallic lustre and all the indices have reached the national standard .
介绍了糊料和浆料的最佳工艺配方和工艺条件,产品具有亮丽的金属光泽,各项指标均达到国家标準。
description: metal lumps or ingots, silver grey with metallic lustre , easily oxidizable in air.
说明:金属锭或块,银灰色,有金属光泽,在空气中易氧化。
it was certainly a doubtful charm, imparting a hard, metallic lustre to the child's character.