Trace Nb微量铌
tracen.痕迹;微量;踪迹v.追踪;描绘;找出根源
traced through the files.顺着小径穿过田野
trace enrichment technology痕量富集技术
traced cloth for embroidery刺绣用描绘布
trace length of joint plane节理面延展性
Trace Requirements Analysis跟踪要求分析
Trace Elements Geochemistry微量元素地球化学
trace decay theory of memory记忆痕迹减退论
trace-interpretive program追踪解释程序
Trace logs are text files.跟踪日志均为文本文件。
trace rare-earth additions微量稀壬添加剂