Conclusion: Observation of dermatograph is easy to operate and master and the result is stabile.This method is for suitable grass-roots unit and it is helpful to raise the quality of population.
皮纹
简单易行、易掌握，不受时空限制，结果稳定，是便于在
层推
一种智
方法，对提高人口素质具有积极意义。
Conclusion: Observation of dermatograph is easy to operate and master and the result is stabile.This method is for suitable grass-roots unit and it is helpful to raise the quality of population.
皮纹简单易行、易掌握，不受时空限制，结果稳定，是便于在层推一种智方法，对提高人口素质具有积极意义。
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