n.测高计

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。

continuously adjustable selective hypsometer 连续调整选择沸点测定器

trigonometrical hypsometer 三角法测高器