硫酸

In this paper,the discussion is emphasized on the following process flowsheets in Chinese nickel metallurgy,such as the current smelting of low nickel matte with electric furnace and flash furnace concerting of high nickel matte with concterer separation of nickel from copper in grinding and flotation process anode electrolyting of nickel sulphide;two stage counter current ...

本文重点论述了我国镍冶金现有的电炉、闪速炉熔炼低冰镍－转炉吹炼高冰镍－铜镍磨浮分离－硫化镍阳极电解；高冰镍两段逆流硫酸选择性浸出－黑镍沉钴－电积；二次镍精矿制粒－沸腾焙烧生产氧化镍等工艺流程。同时，介绍了我国自行研究开发的高冰镍氯化精炼；焙烧－氨浸－氢还原；镍精矿微波脱硫－热等离子体熔炼高冰镍；大洋多金属结核常压氨浸和硫酸选择性浸出回收镍等有价金属的新工艺新技术。

The objective of this study was to produce meat flavoring by Maillard reaction of hydrolyzing soybean protein.

采用硫酸水解大豆蛋白制备肉类香精，通过正交实验和感官评定得出用15%的硫酸在固液比1∶5加热反应2.5h后的蛋白水解液，进行美拉德反应，可获得最佳肉类风味。

Based on the above, the mechanism of dissolving CaSO4, oxidizing dissolving metal sulphide and dissolving basic oxide in the process of lixiviating sulfuric acid residue is analyzed.

在此基础上对硫酸渣浸出过程中CaSO4溶解、金属硫化物氧化溶解、碱性氧化物溶解的机理进行了分析，指出硫酸渣是一种具有开发价值的二次资源。

The content of SO42- of sulfated lentinan was 22.8%, which indicated it may have good bioactivities.

制备的多糖硫酸酯中硫酸基含量为22.80%，显示了相对较强的生物活性。

There is intimate relationship between biological activity and structure of sulfated chitosan.

壳聚糖硫酸酯是壳聚糖硫酸化的产物，具有抗凝血、抗病毒、抗肿瘤等生物活性，在海洋药物和生物功能材料方面很有应用前景。

Then the aluminium sulfates were prepared by sulfation and salt formation, and their IR spectra were analyzed.

在此基础上再经硫酸酯化和成盐修饰制备了各自的硫酸酯碱式铝盐。

Fire fighting, maintaining, analysis, testing and so on, will be arranged in the inherent workshops and facilities. This is an equity joint project, mainly introduce foreign fund to produce vitriol from sulfured hydrogen and sulfur by using trail gas let out from the engineering of coal instead of oil. The annual output will be 200000 tons of vitriol.III. Estimated Investment

本项目为合资建设项目，主要引进资金，利用合成气经甲醇洗涤后所排放的尾气中的硫化氢酸性气体和硫磺联合制取高浓度硫酸，与煤代油工程配套建设20万吨/年硫酸装置。

The Residue on Ignition / Sulfated Ash test utilizes a procedure to measure the amount of residual substance not volatilized from a sample when the sample is ignited in the presence of sulfuric acid according to the procedure described below.

炽灼残渣/硫酸化灰分检测是当根据下面所述的步骤使样品在有硫酸的情况下灼烧后，测量未挥发的残留物质量的方法。

The design criterion,basic types and structural design of sulphuric acid storage tanks have been described in the article and corrosion of sulphuric acid on carbon steel and the impact caused been analyzed as well.

阐述了硫酸储罐的设计标准、基本类型及结构设计，分析了硫酸对碳钢的腐蚀及其由此造成的影响。

In the samples containing aluminum sulphate, some ettringite crystalparticles are formed, which do not match with dihydrate gypsum crystals and increase thedefects in the hardened plaster. The strength decreases sharply with increase of aluminumsulphate amount.

硫酸铝的引入，使石膏浆体中生成部分钙矾石晶体，钙矾石晶体与二水石膏晶体不匹配，从而增加了硬化体内部的缺陷，因此，随着硫酸铝掺入量的增加，硬化体强度的降低比较严重。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。