Zhixun and Zhizhi——An example of comment on Shipin on the basis of comparing different versions;

The stabilizer effect of passive anti-rolling tank mostly depends on how to choose arrangement of vertical position, water level and damping factor.

Objective To observe the effect of misoprostol given through the rectum on postpartum bleeding in noraml parturients Lying-in women.

This article regard the gas holder exchange as the object,from two aspects of the gas holder directly exchange and the gas holder indirectly exchange carries on discusses its efficiency and feasibility.

Method for elimination of DC offset and steady state error for voltage module flux observer;