| 1. | A base is the hydroxide of a metal .
碱是金属的氢氧化物。 |
| 2. | Soluble metallic hydroxides are bases that are alkalies .
可溶解的金属氢氧化合物都是碱。 |
| 3. | Sodium hydroxide in various forms is the most widely used .
各种形式的氢氧化钠是最广泛使用的。 |
| 4. | The concentrated sodium hydroxide is filtered through a pressure filter .
浓缩过的氢氧化纳通过压滤机过滤。 |
| 5. | The potassium hydroxide electrolyte is forced into the cells just before use .
在开始使用前把氢氧化钾电介质压入蓄电池。 |
| 6. | Iron and aluminum hydroxides are present in soils in both crystalline and amorphous forms .
土壤中出现有结晶和非结晶形式的铁和铝的氢氧化物。 |
| 7. | The contents of organic material, limonite and manganese hydroxides influence the variation of ore element .
有机物、褐铁矿和氧化锰的含量影响着成矿元素含量的变异。 |
| 8. | Water, acrylonitrile and the galactomannan gum are added to a reactor with an alkali metal hydroxide .
水、丙烯晴和半乳甘露聚糖胶，同碱金属氢氧化物在一起，加入到反应器中。 |
| 9. | at ph values above 12, ferric hydroxide will resolubilize due to the formation of the fe鳎anion.
当pH值高于12时，由于形成Fe阴离子，氢氧化铁会再次溶解。 |
| 10. | An additional benefit resulting out of sodium hydroxide recovery is the decrease in consumption of alum at the treatment plant .
回收氢氧化钠的另一好处，是降低了处理厂的铝盐消耗量。 |
