请根据实验计算该污水中硫酸的溶质质量分数。
Calculate according to the experiment please the vitriolic solute quality mark in this sewage.
铁和硫酸的反应是一种置换反应。
The reaction of iron with sulfuric acid is a case of replacement.
接触法制硫酸的矿渣中含有铁矿。
The cinder contains useful iron, dorwn from producing sulphuric acid by contact process.
但铅并不这样，仅取它耐稀硫酸的特性。
However, this lead is not only resistant to dilute sulfuric acid from the characteristics of it.
这是最通常销售的，在盐酸和硫酸的形式。
It is most usually marketed in the hydrochloride and sulfate forms.
硫黄和硫酸的交货量也可用类似方法测定。
发烟硫酸含三氧化硫酸的一种腐蚀性溶液。
固体酸是有机合成中能够代替硫酸的良好催化剂。
Solid acid was a good catalyst of organic synthesis and can be a substitute for sulphuric acid.
固体酸是有机合成中能够替代硫酸的良好催化剂。
Solid acid is a good catalyst that can be a substitute for sulphuric acid in organic synthesis.
论述了耐98%浓硫酸的氯磺化聚乙烯胶料配方设计。
Formulation design for CSM compound resistance to 98% of concentrated sulphuric acid has been described in the paper.
硫氧化细菌具有氧化单质硫及硫化物，生成硫酸的特性。
The sulfur-oxidizing bacteria have a characteristic of oxidating sulfur and sulfide into sulfuric acid.
蒸煮所用酸液是一种含有过量硫酸的酸性亚硫酸钙的溶液。
The cooking liquor, called acid, is thus a solution of calcium which contains an excess of sulfurous acid.
前言：固体酸是有机合成中能够替代硫酸的良好催化剂。
Solid acid is a good catalyst that can be a substitute for sulphuric acid in organic synthesis.
介绍了超纯硫酸的规格、制备方法、包装、贮运及其生产情况。
The specification, preparation, packing, storage and production of ultrapure sulphuric acid (UPS) are introduced.
硫酸的酸性要强得多，因而具有很大的腐蚀性，会严重损伤人的皮肤。
Sulfuric acid, which is much stronger, is so corrosive that it is seriously damaging to the human skin.
铬层软度与温度、电流密度、铬酐及硫酸的含量都有紧密亲密的干系。
Hardness and temperature, current density, chromium content of sulfuric acid anhydride and are closely related.
此外，与使用硫酸作为催化剂的方法相比，这种方法减少了硫酸的消耗。
Moreover, this method reduces consumption of sulfuric acid in comparison with the process in which sulfuric acid is used as catalyst.
在存在硫酸铜、溴化钠和硫酸的情况下，用甲基从组织匀浆中萃取甲基汞。
Methylmercury was extracted from the homogenized tissue with toluene in the presence of copper sulfate, sodium bromide and sulfuric acid.
羊毛会受到浓硫酸的侵袭并完全分解。羊毛一般能抵御多数其它不同浓度的无机酸。
Wool is attacked by hot sulphuric acid and decomposes completely. It is generally resistant to most other mineral acids of all strengths.
此种方法合成四氯苯酐具有产品产率高、质量好、成本低且不产生大量废硫酸的优点。
This process had some advantages, such as high yield, high product quality, low cost and no large amounts of waste sulfuric acid.
对我国硫铁矿、冶炼烟气、(磷)石膏、硫磺制硫酸的工程设计进行全面的技术总结。
A general technical survey is made of China's sulphuric acid engineering design based on pyrite, metallurgical off gases, gypsum or phosphogypsum and sulphur.
本文应用热学原理对氢硫酸的强度及逐级电离平衡进行了讨论，有助于无机化学教学和学生学习。
Acid intensity of hydrosulfuric acid and stepwise ionization balance were discussed by the use of thermodynamic principle, which are helpful to inorganic chemistry teaching.
因此输送硫酸的泵阀通常采用高硅铸铁（铸造及加工难度大）、高合金不锈钢（20号合金）制造。
Thus transport of sulfuric acid pump usually high silicon cast iron (casting and processing is very difficult), high-alloy stainless steel (alloy No. 20) to create.
在硫酸的催化作用下，竹废料在由聚醚多元醇和粗甘油组成的混合液化剂中可被液化成多羟基化合物。
The bamboo residues could be liquefied to be biopolyol in the mixed solvent of polyether alcohol and crude glycerol under the catalysis of concentrated sulfuric acid.
该方法通过改变硝化剂，不仅成功地避免了浓硫酸的使用，而且提高了原子经济性，具有良好的环境效益。
By the use of the new nitrating agent, the use of concentrated sulfuric acid was avoided and the reaction was environmental friendly with high atom economy.
若能进一步提高陶瓷的机械强度和耐酸腐蚀性能，可提高硫酸的生产效率，并延长硫酸吸收塔的使用寿命。
If the mechanical strength and chemical inertia property would be improved, the alumina ceramic inside sulfuric acid suction tower will achieve longer lifetime.
从（浓）硫酸与蔗糖的反应，验证了（浓）硫酸具有脱水性和强氧化性的特性，同时成功地利用微型化学实验手段将（浓）硫酸的性质和反应产物的检验进行一体化实验。
This article confirmed the strong sulfuric acid to have the dehydration property and the strong oxidized characteristic by the strong sulfuric acid reacting with the sucrose.
莱西玛·古瑞希说，她希望她出现在T台上能够激励受到硫酸伤害的幸存者，让他们能够重拾希望和自信，同时推动国家规范硫酸的廉价销售和硫酸轻而易举就能获得的现状。
Qureshi said she hopes her turn on the catwalk will inspire hope and confidence in other acid attack survivors and spur countries to regulate the sale of cheap and easily available acids.
莱西玛·古瑞希说，她希望她出现在T台上能够激励受到硫酸伤害的幸存者，让他们能够重拾希望和自信，同时推动国家规范硫酸的廉价销售和硫酸轻而易举就能获得的现状。
Qureshi said she hopes her turn on the catwalk will inspire hope and confidence in other acid attack survivors and spur countries to regulate the sale of cheap and easily available acids.
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