sample cup是什么意思

用法例句

The experimental results of contrasting free refractory coating iron sample cup with no-free refractory sample cup is presented, and the action mechanism of refractory coating used on foreign iron sample cup is analysed in this paper.

介绍涂与不涂ＺｒＯ２基耐火涂料铸铁样杯的对比实验结果，分析铸铁样杯耐火涂料的作用机理。