您要查找的是不是：
- 精密pH试纸accurate pH test paper
- 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。Determining pH of gastric juice and pepsin with the method of accurate pH test paper and kinetic,gastric juice on an empty stomach is drawed through gastroscope. They are compared among the aged group,middle aged group and youngsters group.
- 精密accuracy
- 精密的narrow
- pH试纸的使用与显色误差Application and Color Showing Inaccuracy of Paper pH Indicator
- 用ph试纸测得泥浆ph为8.5。8 The pH value is 8.5 by pH indicator strips.
- 精密仪器precise instrument
- PH试纸在动物检疫监督工作中的妙用Flexible Application of PH Paper in Preliminary Meat Inspection
- 精密机械fine mechanics
- 船用ph值shipboard PH meter
- 化学试纸test pater,chemical
- 精密铸造precision casting
- 低pHlow pH
- 试纸带Test paper
- 精密过滤器ultrafilter
- PH-20PH-20
- LH试纸Test paper of LH
- 精密加工precision finishing
- ph复合电极pH electrode assembly
- ph.1. 嘲弄take the mickey
