Objective To compare efficacy difference of long-lasting insecticidal nets by forced tarsal contacttest and standard WHO cones test.
目的比较经强迫接触法和接触筒法同时检测长效蚊帐的结果差异。
2
By means of contacttest with a reference electrode underground, we measured the distribution of casing protection potential along vertical depth.
采用地下参比电极“接触测试”法，对套管实施保护后的纵向深度套管保护电位进行定量测试。
3
Through the contacttest of underground reference electrode, we have tested the natural potential, casing protecting potential, the anode working potential, and the anode open circuit potential.