divalent

Hardness is caused by divalent metallic cations.

硬度是由一些两价金属阳离子引起的.

The influences of other divalent ions or trivalent ions on the thermoluminescent curves are analyzed. 3.

测试了掺有不同二价或者三价离子的样品的热释光曲线，研究了不同离子对热释光峰的影响。

Then the divalent metal ions catalyst of phenolic resin was screened out, the results show that the production of phenolic resin easily control and performance is good using CaO as a catalyst.

接着对合成酚醛树脂的常用的二价金属离子催化剂进行筛选，结果表明，氧化钙作为催化剂，生产的酚醛树脂反应易控制且性能良好。

Divalent mercury ion ( Hg2+) is the most common and stable form of mercury pollution.

二价汞离子（Hg2+）是汞污染物中最常见，最稳定的形式。

The stability of hydrated divalent iodatesbe related to the electronegativity of the corresponding cations.

并讨论了二价碘酸盐水化物的稳定性与阳离子电负性的关系.

a-sites in perovskite unit of sbti are occupied by two kind of cations, trivalent bi~ 3+ and divalent sr~ 2+.

SBTi类钙钛矿层的A位含有两种阳离子：三价的Bi~（3+）和二价的Sr~（2+）。

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.

Oxidizing agent was prepared by means of anhydrous manganous acetate dissolved in glacial acetic acid and oxidized to divalent manganic salt by potassium permanganate.

氧化剂的制造是将二价无水醋酸锰溶于冰醋酸中，用高锰酸钾将其氧化成三价醋酸锰。

one is the divalent metal salts including zncl_2, mgcl_2, cacl_2, cucl_2 and bacl_2;

其中一个系列包括ZnCl2、MgCl2、CaCl2和CuCl2、BaCl2等二价金属盐；

Heats of hydration of divalent transition metal cations.

二价过渡元素离子水化热等.

New development of divalent rare earth complexes in the application of polymer syntheses is reviewed.

概述了二价稀土化合物在高分子合成应用的最新进展.

Neural Toxicity Induced by Divalent and Tetravalent Forms of Manganese and its Protection by Selenium

不同价态锰对神经细胞的毒性比较以及硒的保护作用

Effect of External Divalent Cations on the Activation Process of Na ─ channels

膜外二价离子对Na通道激活过程的影响

Effects of divalent copper ion on the growth and peroxidase activity of mung bean sprout

二价铜离子对绿豆芽根生长和过氧化物酶活性影响

The Complexation of apo-metallothionein with Divalent Mercury Ions and Studies on Conformation

脱金属硫蛋白与二价汞离子的络合作用及构象研究