Mechanism Investigation of Rare Earth Oxide Fluorination with NH_4HF_2;
氟化氢铵与稀土氧化物氟化反应机理研究
Preparation of Rare Earth Fluoride by Fluorination with NH_4HF_2;
氟化氢铵氟化法制备稀土氟化物工艺研究
Principles of reactions in the synthesis of rare earth fluorides in RE_2O_3-NH_4HF_2 systems;
在RE2O3-NH4HF2系中,以稀土氧化物和氟化氢铵为原料,分别在常压和真空状态下,研究了该体系的各步反应,提出了新的合成REF3反应规律。
The blackening agent for tin contains ammonium hydrogen fluoride, and is stable without peculiar smell; it is totally suitable for automatic production with no need of ventilation.
由此锡发黑剂配制的锡发黑液含有氟化氢铵,稳定,没有异味,不用抽风装置,完全可以自动化生产。
HAZARD OF HF IN ALKYLATION PRODUCTION AND THE PREVENTIVE MEASURES;
烷基化生产中氟化氢的危害性及预防措施
EFFECT OF HF ON ACTIVITY OF SUPEROXIDE DISMUTASE AND CONCENTRATION OF MDA IN PLANTS;
氟化氢对植物叶片中SOD酶活力和MDA含量的影响
Investigation on the Causes of a HF Leakage Accident;
一起氟化氢泄漏事故的原因调查
Application of two-step coal gasification technology in hydrogen fluoride reaction converter and powder baker;
两段式煤气化技术在氟化氢反应转炉和烘粉炉上的应用
Study of the protection effect on plant after hydrogen fluoride fumigation;
氟化氢熏气对植物影响的防护研究
Discussion on the blending of raw materials in the production of hydrogen fluoride;
关于氟化氢生产中原料混合问题的讨论
Simulation and Analysis of Anhydrous Hydrogen Fluoride Production Process from Potassium Fluosilicate by Aspen Plus Engineering Software
氟硅酸钾制无水氟化氢的Aspen Plus模拟分析
Simulation of the separation process for 1,1,1,3,3-pentafluoropropane-hydrogen fluoride mixture
变压精馏分离1,1,1,3,3-五氟丙烷-氟化氢的工艺模拟
fluosilicic acid
ph.1. 【化】氢氟矽酸
The analytical method of hydrogen fluoride in tungsten hexafluoride
傅立叶红外光谱法分析六氟化钨中的氟化氢
AN AB INITIO MO STUDY OF THE HYDROGEN BOND COMPLEX BETWEEN CYCLOBUTANE AND HYDROGEN FLUORIDE
环丁烷与氟化氢形成氢键络合物的从头算研究
Advances in the Application of Triethylamine Tris(hydrofluoride) to Organic Synthesis
三乙胺三(氟化氢)在有机合成中的应用
Applied research of hydrofluoric acid in puring wet-phosphoric acid
氢氟酸在湿法磷酸净化中的应用研究
Perco HF alkylation
培柯氟化氢烷基化过程
Study on the Separation of Trifluoromethane/Hydrochloride Gas Mixture and Conversion of Trifluoromethane;
三氟甲烷/氯化氢气体的分离及三氟甲烷的转化技术研究
Anhydrous hydrogen fluoride for industrial use
GB7746-1997工业无水氟化氢
transverse flow HF laser
横向流动氟化氢激光器
continuous wave hydrogen fluoride laser
连续波氟化氢激光器
The optimal technique parameter mensuration of sodium fluoride adsorb hydrogen fluoride
氟化钠吸附氟化氢最佳工艺参数测定
This paper describes a series of new HF complexing liquid fluorinating agents, and there usage.
介绍了氟化氢络合液类新的氟化试剂及其用途,该类氟化剂为液态,便于储藏、输。
Synthesis of the Compounds of Metalloporphyrin and Chlorins-5-Fluorouracil;
金属卟啉和二氢卟吩-5-氟尿嘧啶化合物的合成
Isotope Effect for the Collisions between Helium Atoms and Hydrogen Fluoride Molecules
氦原子与氟化氢分子碰撞的同位素效应
a salt of hydrofluoric acid.
氢氟酸形成的一种盐。
Application of two-step coal gasification technology in hydrogen fluoride reaction converter and powder baker
两段式煤气化技术在氟化氢反应转炉和烘粉炉上的应用