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| Chinese | English |
| 测量仪器 | measuring instrument No definition needed (无需定义。) |
| 测量仪器的校准 | calibration of measuring equipment The determination or rectification of, according to an accepted standard, the graduation of any instrument giving quantitative measurements (根据被认可的标准，确定或者矫正需要给予定量测量的仪器的刻度。) |