They made me clean out the latrines.他们逼我打扫茅厕。They were told off to clean the latrines.他们被逐一派去扫厕所.Rural waterworks , Latrines health work has developed further.农村改水、改厕卫生工作有新进展....
Objective To determine the chlorhexidine content through reaction between chlorhexidine and alizarin Bordeaux.目的通过醋酸洗必泰与与醌茜素的显色反应来测定洗必泰栓中醋酸洗必泰的含量.Objective : To study the adsorption properties of montmorillonite in chlor...