Objective : To study hemostatic action of Ar + laser to haemorrhagia of gastrointestinal tract mucous membrane.目的: 研究氩离子激光对胃肠道粘膜出血的止血作用....

出血...

haemorrhagia的音标：haemorrhagia的英式发音音标为：['hemərædʒə]haemorrhagia的美式发音音标为：['hemərædʒə]...