名词
中文翻译：辅助示踪剂
同义词：
['auxiliary agent', 'auxiliary substance']
例句：
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1. The auxiliary tracerwas used to help identify the source ofthe leak.
辅助示踪剂被用来帮助确定泄漏的来源。
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2. The auxiliary tracer helped us track the movementof the water in the pipeline.
辅助示踪剂帮助我们追踪管道中水的流动。
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3.The auxiliary tracer wasa crucial tool for detecting and fixingfaults in the system.
辅助示踪剂是检测和修复系统中故障的关键工具。