多种型式的pH计在选用时按照制造厂的说明来评价仪器的优劣是难以收效的。本文对pH计的各种参数,如温度补偿、校准与精度、潜在的特点、类型、测量技术等与发展情况作了概括地说明。 Various types of pH meter in the selection according to the manufacturer’s instructions to evaluate the merits of the instrument is difficult to be effective. In this paper, various parameters of the pH meter, such as temperature compensation, calibration and accuracy, potential characteristics, types, measurement techniques, etc. are briefly described.