udmh中文什么意思

一子级和二子级使用偏二甲

例句与用法

1. Weakness of trace impouring imprecisely was avoided by mixing udmh and internal standard solution
   用内标与偏二甲肼混合样品，避免了微量进样不准确的缺陷。
2. Gas chromatographic internal standard method was considered to determine purity for 1 , 1 - dimethylhydrine ( udmh ) instead of the standard working curve method
   研究了气相色谱内标法代替常规的标准工作曲线法测定偏二甲肼纯度( udmh ) 。