| 单词 | optical instrument |
| 释义 | optical instrument To get detail as fine as that from an optical instrument, radio telescopes therefore have to be much larger. Times, Sunday Times A number of pieces from his optical instrument collection were placed on display there. Retrieved from Wikipedia CC BY-SA 3.0 His sound education in mathematics enabled him to apprentice using a borrowed theodolite, a calibrated optical instrument used to determine relative position in surveying, navigation, and meteorology. Retrieved from Wikipedia CC BY-SA 3.0 It achieved an average annual rise of 328% in its international sales to 8.1m after exceptional demand for its optical instruments fromairports around the world. Times, Sunday Times It uses precision-engineered mirrors and other optical instruments to gather visible light and near infrared and near ultraviolet light. Times, Sunday Times |
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