短語(yǔ)詞組短語(yǔ)isotopic c tracer 同位素指示劑isotopic equilibrium tracer 示蹤物isotopic equilibrium tracer technique 同位素示蹤技術(shù)isotopic radio tracer 同位素示蹤method of isotopic tracer 同位素示蹤法Application of isotopic tracer 示蹤劑化學(xué)應(yīng)用O isotopic tracer 氧同位素示蹤13 C isotopic tracer 碳13同位素示蹤isotopic tracer method 同位素示蹤法;翻譯 返回 isotopic tracer