If the adhesion is stronger than the cohesion, the liquid surface is in concave shape...
...有黏力。 如果你用膠紙黏住一個mass跟住吊起佢, 個mass唔跌落來就表示左黏力( adhesion )係 = 個mass自己個 weight 。Since 個 upward-force 只係有 adhesion 而 downward...
這是因為泥膠的化學物質, 與水化學作用, 由原本軟液体杰物變為硬固体. 即是水為此泥膠崔化劑(curing agent). 利用這特殊化學作用使一種液態變為固態, 是很普遍應用於黏貼上( adhesion )
.... The process produces a coating exhibiting adhesion , color and corrosion resistance comparable to that obtained via conventional chromium...