Particles of carbon produced when fossil fuels are burned can lead to similar problems but they are also coated with toxic heavy metals, chemicals and volatile organic compounds.

Research on constructing Shanxi base of energy and heavy chemicals

山西能源重化工基地建设研究

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The farmers shouldn't use so heavy chemicals in their products.

农民们在庄稼上不应使用大量的化学药品。

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From the viewpoints of technical development, process flow path and use in coal chemicals, an introduction is given to the technology of shell pulverized coal gasification under pressure and that of the new GSP process.

从技术开发、工艺流程、煤化工上的应用等方面对Shell粉煤加压气化技术和新型气流床粉煤加压气化技术加以介绍。

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The work of the paper is as follows: ( 1) Non-linear characters of the coal chemicals price time series can be determined according to BDS methods.

工作内容主要有三方面：（1）根据BDS检验方法确定煤化工产品的甲醇价格时间序列的非线性性质。

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With growth of coal chemicals and natural gas chemicals, methanol output in China will rise greatly and development of products from methanol become imminent.

随着煤化工和天然气化工的发展，我国甲醇产量将有较大幅度的增长，甲醇下游产品的开发迫在眉睫。

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The first was the conversion convert to petrochemical from coal chemicals.

第一次产业结构调整的目标是实现煤化工向石油化工的转化；

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If defective seamless tubes were used in some important occasions such as petroleum, chemicals and boiler, it would lead to disastrous consequences.

由于无缝钢管大都应用于石油、化工和锅炉等高压、高危的场合，如果存在缺陷，将会造成灾难性的后果。

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It is widely used for such industries as ship making, mechanical manufacturing, pressure container, petroleum, chemicals and home appliances etc.

广泛用于造船、机械制造、压力容器、石油、化工、家电等行业。

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The major applications of SMB chromatography are also reviewed in fine chemicals, petroleum chemicals and pharmaceuticals fields. At last, the researching status of this technology in our country and the problems existed are presented.

在此基础上，综述了该技术国内外的研究进展以及在精细化工、石油化工、制药等方面的主要应用，对该技术在我国的研究现状以及存在的问题也作了介绍。

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There are three main types synthetic soil conditioner available, derived from petroleum chemicals, the Tertiary period minerals and organic materials.

人工合成土壤结构改良剂可分为石油化工产品、第三纪矿物产品以及无机物与有机物相结合产品共三类。

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Tap water is never chemically pure.

自来水从来不是化学上的纯水。

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The chemically pure stronium carbonate could be prepared directly from the industrial grade stronium solution by using a new type of calcium removing reagent.

使用工业上新型的除钙剂，由工业级原锶液，可直接制得化学纯碳酸锶。

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The results show seawater extracting potassium sulfite cooking rice straw and chemically pure potassium sulfite cooking rice straw have similar results.

用海水制取的亚硫酸钾用于稻草蒸煮，其结果与化学纯亚硫酸钾的蒸煮结果相似。

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A new balance traffic management strategy

一种新型的平衡交通调度策略

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The position measuring system was another important system in the new balance calibration system.

新研制的天平校准系统已经投入实际应用。

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Study of requirements and equivalent circuit of new balance transformer

新型平衡变压器的平衡条件及等值电路研究

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But here. Let's look at the New Balance shoes.

在这里，来看看纽巴伦的鞋子吧。

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Hence, there should be a new balance between government and market.

为此，政府与市场之间需要达成一种新的均衡。

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Methods The clinical and pathological data of 7 cases of OBC presenting with supraclavicular tumor were analyzed retrospectively.

方法对经我院手术治疗的7例表现为同侧锁骨上肿块的隐匿性乳腺癌的临床及病理资料进行回顾性分析。

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OBC gets data from sensors and modifies it with satellite-earth conversion models.

星上计算机接收星上敏感器的物理输出，并经过星地转换模型对传感器数据进行修正。

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