Similarly, in line 20, to whom is the "lower secondary sorptivities" lower? The author is requested to complete it in order to improve the readability of the article.
Similarly, 20 lines, "lower secondary sorptivities" is lower than who? Ask the author to add the full information to improve the readability of the article.
Similarly, 20 lines, with whom is "lower secondary incentives" lower? In order to improve the readability of the article, the author should complete it.<br>