altimeter

1.The altimeter showed that the plane was descending.

表显示那架飞机正在下降

2.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，它具有真空计、气压计、（周围环境）温计以及压力计（例如可作为校准血压计的标准器）等功能。