The chemical compositions of the four ashes, obtained （） EDX data, are shown in Fig. 1.-未来题库

The chemical compositions of the four ashes, obtained （） EDX data, are shown in Fig. 1.

未来题库→百科

The chemical compositions of the four ashes, obtained （） EDX data, are shown in Fig. 1.

A.from

B.by

C.at

D.between

正确答案：from

Tags:compositions chemical obtained

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