名词
中文翻译：Unknown
同义词：
['summing-up instrument', 'summarizing instrument']
例句：
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1. The engineer useda summation instrument to calculate the total cost of the project.
工程师使用求和仪器来计算项目的总成本。
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2.The summation instrument was used to analyze the data and identify trends.
求和仪器被用来分析数据并识别趋势。
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3.The summation instrument helped the team to quickly summarize their findings.
求和仪器帮助团队快速总结他们的发现。