1) pH determination in situ
pH值原位测定
2) pH situ determination
pH值原位测定法
1.
Based on pH situ determination data,together with the results of variation in precipitation volume and precipitation partical size,the properties of lanthanum carbonate precipitated with sodium bicarbonate were investigated.
以pH值原位测定法为基础 ,结合沉淀体积变化、沉淀粒度及外观形貌分析结果 ,对NaHCO3沉淀镧的性能及碳酸镧的结晶过程进行了研究。
3) Low chloride content
pH原位测定
4) pH measurement
pH值测定
1.
From May to August in 2003, China Nation Accreditation Committee of Laboratory(CNAL) organized the proficiency testing program(CNAL/T0086) for the pH measurement of solution.
20 0 3年 5~ 8月期间 ,中国实验室国家认可委员会组织了CNAL/T0 0 86水溶液的pH值测定能力验证。
5) pH measuring apparatus
pH值测定仪
6) water quality-determination of ph
水质-ph值测定
补充资料:胎儿头皮血pH值测定
胎儿头皮血pH值测定
属胎儿内监护,即置电极板于宫腔内,取胎儿头皮血行pH测定。适用于胎儿外监护异常图形时如晚期减速时正常胎儿血pH值为7.30~7.35,但>7.25即为正常。7.20~7.24为酸中毒前期,需在15分钟后再测;<7.20则为危险信号,如外监护已有晚期减速,合并头皮血pH值异常,示胎儿缺氧严重,需立即结束分娩。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条