Studies on the structure of the adduct of andrographolide with sodium hydrogen sulfite.
穿心莲内酯亚硫酸氢钠加成物的结构研究
Enhancement of catalyst activity in isopropylation of naphthalene in hydrogen atmosphere
氢氛下萘异丙基化提高催化剂的活性
Chromeplating liquid hydrogen evolution is the worst kind of bath, hydrogen on coatings.
镀铬液是析氢最惨重的一栽镀液，析氢差镀层的感化极大。
Hydrogen cars would need many new power plants to free, compress and store the Hydrogen.
氢能汽车将需要许多新得发电厂，以制造，压缩和存储氢。
During alcoholic fermentation acetaldehyde acts as a hydrogen acceptor instead of oxygen.
在这个过程中乙醛取代了氧作为氢的受体。
The catalysts were used for direct synthesis of hydrogen peroxide from hydrogen and oxygen.
用于催化氢气和氧气直接合成过氧化氢的反应。
Hydrogen peroxide for industrial use. Determination of apparent acidity. Titrimetric method.
工业过氧化氢。表观酸度的测定。滴定法
A part of polymeric deposit can be reconverted into methane and acetylene by hydrogen plasma.
积炭能够与氢气等离子体反应转化成甲烷和乙炔。
Three price potassiums turn the hydrogen with born arsenic of new ecosystem hydrogen function.
三价钾与新生态氢作用生成砷化氢。
Extensive tissue damage or burns can result from exposure to hydrogen or cold hydrogen vapors.
暴露于液氢或低温氢蒸气能导致大面积组织损伤或冻伤。
Working Solution Accumulation Reason in Hydrogen Peroxide Extraction Column and Solution Method
双氧水萃取塔内工作液积料的原因及解决办法
The Theoretics Research on the Preparation of Active Zinc Oxide by Ammonium Hydrogen Carbonate.
碳酸氢铵法制备活性氧化锌的理论研究
Hydrogen and methane deep in Jupiter's own thick atmosphere absorb light at infrared wavelengths.
处于木星厚厚大气层下面的氢和甲烷能吸收红外光的波长。
The Synthesis of Pyruvic Acid from Lactic Acid by Catalytic Oxidation Hydrogen Peroxide Oxidation
双氧水催化氧化乳酸合成丙酮酸
Pretreatment Methods of Activated Sludge Used to Inoculate Fermentative Hydrogen Production System
发酵法生物制氢系统接种污泥预处理方法及效果研究
The isotope fractionation effect is primary factor affecting accuracy of hydrogen isotope analysis.
同位素分馏效应是影响氢同位素准确分析的主要因素。
It is economical and effective to remove low concentration of hydrogen sulfide by activated carbon.
用活性炭脱除低浓度得硫化氢是一种经济有效得方法。
Investigation on a case of acute hydrogen sulfide poisoning in a pickle sauerkraut processing plant
某酸菜腌制场发生急性硫化氢中毒的调查报告
Mathematic Model of Standard Molar Enthalpy for Hydrogen Emission Reaction in Hydrogen Storage Alloy
贮氢合金放氢反应标准摩尔焓的数学模型
The addition of hydrogen bromide involves the attachment of an anionic nucleophile in the final step.
溴化氢加成的最后一步，是负离子亲核试剂的附加。
Never crack open a hydrogen cylinder to clear the valve of dust, as the escaping hydrogen may ignite.
由于溢出的氢可能着火, 禁止啪地一声打开氢钢瓶。
The gas chromatograph study of evolution hydrogen rate constant and activation energy of trap in metal
气相色谱研究金属中陷阱放氢速率常数和激活能
The prediction correlation of residues hydrogen content was given in the absence of elemental analysis.
并给出了在缺乏元素分析的条件下, 渣油氢含量的预测式。
Study on Hydrogen Production by High Effect Hydrogen Production PSB Group with Pig Dejecta as Substrate
光合细菌高效产氢菌群在猪粪污水中产氢量的研究
Simple Analysis on Phenomenon of Abnormal Hydrogen Single Value in Oil Chromatogram of Current Transformer
电流互感器油单值氢含量超标现象浅析
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