铬的

Barley is the main stuff of beer brewing and chromium is a vital trace element to human. Potassium chromium sulfate was added to the water during the barley infusion and enriched-Cr malt was executed.

啤酒酿造的主要原料是大麦，铬是人体必需的一种微量元素，本文在浸麦过程中用KCr(SO_4)_2处理麦芽，制成了富铬麦芽，研究了铬对麦芽生理生化特性及成品麦芽质量的影响。

Using H2SO4 as acidulant,chromic sulfate with high purity was obtained by crystallization,which was applied to leather industry as chrome tanning agent .

将电镀废水中的六价铬还原成Cr，用化学沉淀法和絮凝法将其转化为Cr3沉淀，通过硫酸酸化，结晶为高纯硫酸铬，作为皮革工业的铬鞣剂。

It is shown that calcium carbonate can be decomposed in aqueous sodium dichromate solution and transformed to calcium chromate at ambient pressure and boiling temperature.

介绍了一种制取铬酸钙的新方法，利用重铬酸钠溶液分解碳酸钙，可以得到高纯度的铬酸钙。

The practice is introduced for producing extra-low carbon ferrochromium with Perrin process of adding some silico-chromium to reduce FeO in molten chrome ore-lime to increase the ratio of Cr/Fe , and producing high chromium products (Cr≥72%) with this melt.

介绍了波伦法冶炼微碳铬铁过程中，先加入部分硅铬还原铬矿-石灰熔体中的Feo，以提高Cr/Fe；然后用此熔体生产出含Cr≥72％的高铬产品的生产实践。

The optimum process conditions of treating chromium-contained wastewater with low concentration and the optimum reflux rate of settled bottom stream of flocculate are obtained.

以长沙铬盐厂的含铬废水为试验水样，研究了用七水硫酸铁、亚硫酸氢钠、铁屑 3种还原剂达标处理较低浓度含铬废水的适宜工艺条件和悬浮液絮凝体沉降底流的最佳回流率。

Major produce High Efficient Environment Protection bright nickel、semi-bright nickel、black nickel、copper、pearl chromium、bright chromium、hard chromium、bright tin、brushed tin、Zinc-plating (blue、white、colour、black)、silver plating、oxide coatings of aluminium and its alloys、oxidation of magnesium alloy、electroless nickel plating、pickling passivation、archaistic colouring、phosphate coated.

主要生产承揽高效环保光亮镍、半光亮镍、黑镍、镀铜、珍珠铬、亮铬、硬铬、光亮锡、亚光锡、镀锌、镀银、铝及铝合金的氧化、镁合金的氧化、化学镀镍、酸洗钝化、仿古着色和磷化处理。

The research status, related technology and policy of hexavalent chromium electroplating and alternatives to hexavalent chromium electroplating were introduced.

介绍了六价铬电镀及取代六价铬电镀特别是三价铬电镀的研究现状和有关的技术及政策。

The temperature rising of lignite and slag containing chromium under microwave irradiation, and the detoxicated influences of slag containing chromium by using lignite as reducer were studied.

用褐煤作还原剂还原含铬废渣中Cr6+，考察了褐煤以及铬渣在微波场中的升温行为，研究了铬渣解毒的影响因素。

A new technology for making chromium trioxide and potassium nitrate simultaneously by using nitric acid to decompose potassium dichromate has been analyzed according to phase diagrams of the K2Cr2O7-CrO3-KNO3-HNO3-H2O quaternary system at 0oC, 25oC and 45oC based on experimental results.

以实验测得的K2Cr2O7-CrO3-KNO3-HNO3-H2O四元体系相图为依据，对用硝酸酸化重铬酸钾联产铬酸酐和硝酸钾工艺过程进行分析，确定了铬和钾利用率最大时的操作条件。

The clean production audit of chrome salt industry will provide a reference for facilitating clean production in chrome industry, which is propitious to sustainable development of chrome industry.

对铬盐行业清洁生产审核的探讨为铬盐企业推行清洁生产提供了范例，有利于铬盐行业的可持续发展。

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％。