adj.[化]二价的

Hardness is caused by divalent metallic cations. 硬度是由一些两价金属阳离子引起的。

Heats of hydration of divalent transition metal cations. 二价过渡元素离子水化热等.

In addition, divalent metal adduction provided improved positive mode ionization efficiency for these peptides. 此外，二价金属加合提高了这些肽段的正离子模式离子化效率。

A compound containing the divalent negative ion,Cr2O7,usually having a characteristic orange-red color. 重酪酸盐一种含有二价负离子的化合物，Cr2O7，通常具有桔红色特征。

A compound containing the divalent negative ion,Cr2O7,usually having a characteristic orange - red color. 重酪酸盐一种含有二价负离子的化合物，Cr2O7，通常具有桔红色特征