sphygmomanometer

It includes the function of vacuometer, atmospheric pressure altimeter, thermometer (environment) and pressuremeter (for example the standard pressure meter of sphygmomanometer calibration).

介绍一种便携、数字式多用途仪器，它具有真、气压高、（周围环境）温以及压力（如可作为校准血压标准器）等功能。