Such instrument as thermometer and barometer can be found in any physics laboratory.
象温度计和气压计这样的仪器在任何物理实验室中都可以找到。
Italian mathematician and physicist who invented the mercury barometer.
托里切利, 伊凡吉利斯坦1608－1647意大利数学家和物理学家, 他发明了水银温度计
A recording barometer.
自动记录的气压计
