The amount of soil aggregateon solonetz was 16.5% only,but after improving,it can reach 32.55%.

碱土的团粒结构则更少,仅为16.5%,但经化学措施改良后也可达到32.55%。

Abstract : When two different metals are placed in a fused alkali or alkaline-earth chloride bath, the more readily corrodible metal will deposit on the less corrodible one.

摘要 ： 当两的金属放在熔融的碱金属碱土金属氯化物盐浴中时,蚀的金属会沉积在难蚀的金属上。

When two different metals are placed in a fused alkali or alkaline-earth chloride bath, the more readily corrodible metal will deposit on the less corrodible one.

当两的金属放在熔融的碱金属碱土金属氯化物盐浴中时,蚀的金属会沉积在难蚀的金属上。

This review summaries the application of ion exchangers in the separation and determination of alkali metals, alkali-earth metals, noble metals, rare earth elements and actinoid.

离子交换剂在萃取色谱中得到了广泛的应用，本文详细总结了离子交换剂在分析化学中用于碱金属、碱土金属、贵金属、稀土元素、锕系元素等的分离与测定。