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、数字式的多用途仪器,它具有真空、气压高
、(周围环境)温
及压
(例
为校准血压
的标准器)等功能。