On the basis of this, from the comparative experiments of several halogenides, we have found that the addition of sodium bromate has the highest sensitivity effect in the determination of tin.

在此基础上，我们对几种卤化物作了比较试验，发现加入溴化钠对测定锡的灵敏度最高。

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In the paper, detection methods of the two viruses on orchids were studied, and comparative analysis of sensitivity and field practicality were carried out.

本文研究了兰花上两种主要病毒的检测方法，并对其灵敏度及田间检测实用性进行比较。

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