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Terms for subject Construction containing Tracer | all forms | exact matches only
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carrier-free tracer无载体同位素指示剂
carrier-free tracer无载体示踪原子
form tracer定形靠模
profile tracer靠模〔轮廓〕仿形
steam heating tracer蒸气伴随加热小管
tracer-controlled lathe仿形〔靠模〕车床
tracer experiment示踪〔显迹〕实验
tracer needle触〔描形〕针