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- The corrosion reason and countermeasure of concentrated acid pump in Tanggang smelter is discussed. 研究唐钢冶炼厂浓酸泵部件腐蚀失效的原因,从工艺改进、部件防护几方面实施防护措施,延长设备的使用寿命。
- The corrosion reason and countermeasure of concentrated acid pump in Guixi Smelter is discussed. 介绍贵溪冶炼厂浓酸泵部件腐蚀失效的原因及防护措施。
- Hydrophobic surfaces of multi-walled carbon nanotubes (CNTs) were oxidized by boiling a mixture of CNTs and concentrated acid. 摘要通过加热碳纳米管和强酸的混合物，使碳纳米管的憎水表面发生氧化。
- This paper expounds the fundamental rules of removing ferric ions by jarosite and presents results of removing ferric ions from concentrated acid curing-trickle leaching solution of an uranium ore. 本文论述了黄钾铁矾除铁法的基本原理以及用于处理某铀矿石的浓酸熟化-淋滤浸出液中除铁的研究结果。
- The process on molybdenum concentrate acid pressure oxidation is investigated. 研究钼精矿酸性加压氧化工艺过程。
- high concentrated acid dye waste water 高浓酸性染料废水
- This paper studies the degradation of low concentration Acid Brilliant Scarlet GR by ultrasound. 本文研究了用超声波降解低浓度酸性大红GR染料废水。
- Corrosion and countermeasure of concentrated acid pump 浓酸泵腐蚀的防护措施
- The crowds concentrated round the palace. 人群汇集在宫殿的四周。
- The two techniques have been performed under normal temperature and air pressure: one is by using alkali-treatment bentonite, and the other is by using activated bentonite by low concentration acid treating. 探索了常温常压碱活化及低浓度酸活化膨润土制备P型沸石的工艺，得出这两条工艺都不可行。
- Some problems have been solved after converting low concentration acid leaching into pre neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite. 将低酸浸出改为预中和后,较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。
- Our population is concentrated in the big cities. 我国人口集中在大城市里。
- Some problems have been solved after converting low concentration acid leaching into pre-neutralization,such as forming silica gel,difficult solid/liquid separation and high content zinc in jarosite. 将低酸浸出改为预中和后，较好地解决了原流程中有大量硅胶产出、液固分离困难、黄钾铁矾渣中锌质量分数较高的难题。
- The pre-treatment line with high efficiency,energy saving and environment protection is introduced,and it is analyzed and compared with concentrating acid pickling and phosphating. 介绍高效、节能、环保预处理作业线,并与集中式酸洗、磷化进行分析对比。
- He gave me a taste of his acid wit. 他让我尝到了他敏锐尖刻之机智的滋味。
- Acid irritates the stomach lining. 酸能刺激胃黏膜。
- Acid had pitted the surface of the silver. 酸把银器的表面腐蚀了。
- resistance to concentrated acids 耐浓酸性
- I am doing an experiment of neutralizing acid. 我在做一个中和酸的实验。
- Can Jones beat Smith? That's the acid test. 琼斯能击败史密斯吗？那是个严峻的考验。
