an altimeter that uses the boiling point of water to determine land elevation
例句
When the hypsometer is used with static level gages, which are installed on the top and base of the dam, the altitude data transmission can be realized in real time. 若将传高仪与坝顶布设的静力水准仪和廊道内布设的静力水准仪相结合应用，则可达到实时自动传递高程的效果。
