雷珠阿测量队于2005年开始测量，他们用网捕获14头独角鲸，在其背鳍装上电子传感器。
Laidre's team began taking measurements in 2005, by capturing 14 narwhals (Monodon monoceros) in nets and attaching the electronic gear to the animals' dorsal fins.
此袖珍式电子秤采用测力传感器将重力信号转换成电信号来测量，并将测量结果进行数字显示。
This pocket type electronic balance adopts the dynamometry transducer to change the gravity signal into an electric signal measurement, and will measure the result and carry on the digital display.
本文主要介绍了以电子经纬仪为传感器的工业测量系统的测量原理，分析了此系统的误差来源及其对精度的影响。
Principle of the industrial system measurement using a theodolite as the sensor is introduced, with sources of error and their effects upon precision analyzed.
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