| 释义 |
pH test paper
基本例句
氢离子指数试纸,ph 试验纸
Or, if you are unwilling to look at it closely, examine it with a piece ofpH test paper.在学术界及营养学上，一般将食品分成酸性食品和碱性食品两大类。
Determining pH of gastric juice and pepsin with the method of accuratepH test paperand kinetic,gastric juice on an empty stomach is drawed through gastroscope. They are compared among the aged group,middle aged group and youngsters group.方法 :经胃镜抽取空腹胃液 ,以精密pH试纸及动力法测定胃液 pH值和胃蛋白酶 ,以老年组与中年组及青少年组对比。
Congo redpH test paper刚果红pH试纸
accuratepH test paper精密pH试纸 |