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.The Vikings also attacked Rouen, Nantes, Toulouse and Bordeaux, and laid s...
There are eighteen hairpin bends on the way up Mogan Mountain.莫干山上下都是一十八盘.I executed the hairpin turn high on the sheer western face of the mountains.我在山脉西侧陡峭的高处成功地急转弯。The roads twist round hairpin bends.道路呈U字形蜿蜒曲折。I exe...