multi-element中文什么意思

例句与用法

1. broadscale multi-element reconnaissance programmes are currently being carried out .
   进行或规划着大范围的多元素普查计划。
2. the attraction of atomic emission techniques is that they provide a means for simultaneous multi-element analysis .
   原子发射技术的长处在于它是一种能同时进行多元素分析的方法。