It is suitable for the trace analysis of volatile and semi volatile organic compounds in food, environment and biologic samples.
适用于食品、境、物样品中挥发性及半挥发性有机物的痕量分析。
2
Therefore, the rapid, sensitive and stable semi-nested PCR are the effective methods for detecting trace bovine and sheep derived materials in feedstuff.
该技术具有快速、灵敏和结果稳定的特点，是检测饲料中痕量牛羊源成分的一种有效方法。
3
Non-linear equations are(constructed) with the restriction of the satellite ground trace to resolve the unknown semi-axis and inclination, but it's too complicated to be resolved directly.