alkali earth metal

常见例句

The instrument is suitable for determing of anions, alkali metals and alkali earth metals in nuclear fuel reprocessing solution and high level liquid waste.
该仪器适用于核燃料后处理工艺溶液和高放废液中的阴离子和碱金属与碱土金属离子的色谱分析。
Azoxybisbenzo-15-crown-5 was synthesized. Photoinduced trans-cis isomerization as well as its ability to extract alkali metals and rare earth metals' were dis-cussed.
合成了一种新的双冠醚，氧化偶氮双苯并15-冠-5。初步探讨了它的光异构现象及其对稀土和碱金属离子的萃取能力。
This crude oil decalcification technology makes the electric desalting process capable to remove the alkali-earth metals and part of the heavy metals in addition to the alkali metals in crude oil.
原油脱钙技术使原油脱盐过程从原来只能脱除部分无机碱金属化合物过渡到脱除原油中的碱土金属及部分重金属，具有推广价值。