Measurement

光度学

The astronomer used photometry to determine the luminosity of distant stars by measuring their light intensity.

天文学家使用测光法通过测量其光强度来确定遥远恒星的亮度。

高度表, 高度计

The pilot checked the altimeter before takeoff to ensure an accurate reading of the aircraft's altitude.

飞行员在起飞前检查了高度表，以确保飞机高度的准确读数。

风速计, 风力计

The meteorologist used an anemometer to measure the wind speed during the weather report.

气象学家在天气预报期间使用风速计来测量风速。

安培, 安培

The circuit was designed to handle a maximum current of 10 amperes to ensure safety.

该电路被设计为处理最大10安培的电流以确保安全。

气压计, 用于测量空气压力的科学仪器

Barometer readings are a useful indicator of how weather might differ at higher elevations compared to sea level.

气压计读数是一个有用的指标，可以显示天气在较高海拔与海平面相比可能有何不同。

克拉, 衡量黄金纯度的单位

The jeweler confirmed that the necklace was made of 18 karat gold, which is 75% pure gold mixed with other metals for added strength.

珠宝商确认这条项链是由18克拉黄金制成的，这是75%的纯金与其他金属混合以增加强度。

周长

The geometry student calculated the perimeter of the rectangular garden to determine how much fencing would be needed.

几何学生计算了矩形花园的周长，以确定需要多少围栏。

测高学, 测量与海平面或选定参考点相比的土地高程变化

Hypsometry helps map mountains and valleys accurately.

测高法有助于精确绘制山脉和山谷的地图。

水文测量, 水文測量學

Hydrometry helps determine river flow rates for flood forecasting.

水文测量有助于确定河流流量以进行洪水预报。

光谱测定法, 光谱分析

Chemists use spectrometry to identify unknown compounds in samples.

化学家使用光谱法来识别样品中的未知化合物。

电压表, 电位差计

A voltmeter indicated a low battery charge in the flashlight.

电压表指示出手电筒中电池电量低。

压力计, 测压装置

A manometer indicated low tire pressure in the car.

一个压力计指示了汽车中轮胎的低气压。

热电偶, 温度传感器

The oven uses a thermocouple to regulate its temperature.

烤箱使用热电偶来调节其温度。

计量学, 测量科学

Metrology laboratories test and certify measuring instruments.

计量学实验室测试和认证测量仪器。

量热法, 热量测量

Calorimetry measures the heat released or absorbed during a chemical reaction.

量热法测量化学反应过程中释放或吸收的热量。

重力测量, 重力测量法

Scientists use gravimetry to study the movement of tectonic plates.

科学家使用重力测量来研究构造板块的运动。

亮度单位, 光度单位

The luminance unit measures the brightness of a television screen.

亮度单位测量电视屏幕的亮度。

密度测定, 密度测量

Densitometry revealed the concentration of pollutants in the river water.

密度测定法揭示了河水中污染物的浓度。