The methods for determining the insulation levels and performance testing were presented.
阐述了产品绝缘等级的判断方法及其性能检测方法。
One of the most sensitive and accurate methods for determining thiamine is the thiochrom procedure.
测定硫胺素最灵敏和准确的方法之一是硫色素(脱氢硫胺素)法。
Objective: to establish the pretreatment methods for determining pesticide residues in foods with gas chromatography.
目的:建立气相色谱法测定食品中农药残留的预处理方法。
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