The structure and pore size of the active carbon are effectively changed by alteration o...
改变催化剂的用量及两种催化剂的比例可以有效地改变活性炭的微孔结构及孔半径。
The flexible compilation style was a strong response toward Zhang Xuecheng's changing outempt in historiography reflecting an important alteration o…
这是对章学诚寻求史学变革之道的有力回应，反映了中国传统学术的重要变化。
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