Assessments of the in vitro bioadhesive property of vaginal gel by perfusion wash method;

Mothods The operation of drilling, washing and drainning was applied in 38 cases of chronic subdural hematoma,the experience of clinical treatment was analyzed and summarized.

Approach on washing flow speed of heat power pipe net;

This paper makes an analysis on harmfulness of the mixed and disorderly substances survived in heating pipe nets to operation of pipe nets, researches on the relationship of the normal operation flow speed and washing suspension speed, puts forward the view for determining the washing flow speed of pipe nets by adopting the normal operation speed in different pipeline.