The recovery experiment by adding standard samples was carried out for corn samples with addition of two-level vomitoxin, the average recovery ratio was 84. 对添加两个水平呕吐毒素的玉米样品进行加标样回收实验,平均回收率为84。
The carbon nanotube was digested by a chemical method, and the Boron content was determined by ICP-AES.The recovery ratio obtained by adding standard Boron sample was 101.9%. 摘要采用化学方法对碳纳米管进行消解，并用ICP-AES法对硼元素含量进行测定，硼元素的回收率为101.
Petri: I can't remember whether we keep the standard sample, any inputs? 我不记得我们是否保存了用于测试仪器的标准样本,你的意见?
Standard sample rate converter: provides good quality sample rate conversion. 标准采样速率转换程序:提供高质量的采样速率转换。