We are manufacturer and exporter of essential oils and aromatic chemicals, which are produced by our factories located at places in China with rich natural resources and raw materials.

Attraction of Binary Blends of Some Aromatic Chemicals for Piophila casei Adults

二元芳香族化合物对酪蝇成虫的引诱效果

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Importer Exporter in Industrial Chemicals, Aromatic Chemicals Native Produces.

工业化工，香料化工和土产出入口商。

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Study on the oral LD_ ( 50) prediction model of aromatic chemicals in rats

芳香族化合物大鼠经口LD（50）预测模型的研究

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In this dangerous job, workers are put in long hours surrounded by heavy machinery and toxic chemicals.

从事这个行业的工人长时间被重型机器和有毒化学品包围。

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Development of new production routes for petro-chemicals from heavy oil; Automobile Chemicals

发展重油为原料的石油化工新路线；汽车配套用主要化工产品

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In some areas, serious pollution are found by heavy metals and chemicals because of poor manual dismantling and recovery technology in family workshops. As results, e-waste has caused serious harm to the enviroment and human health.

家庭小作坊式的手工拆解和落后的回收技术造成了严重的地区性重金属和化学物质污染，对我国的环境及居民身体健康造成严重的危害。

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Like average amphibians, with its naked skin of no protection by leather and fur, the tree frog is very sensitive to environment pollution by heavy metal, chemicals and acid rain.

树蛙和一般两栖类一样，皮肤裸出，没有毛皮的保护，所以对生活环境中重金属、农药与酸雨等污染十分敏感。

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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.

燃烧化石燃料时产生的碳微粒可能导致类似问题，但它们外表还包裹着有毒的重金属、化学物质和挥发性有机物。

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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。

词典精选例句

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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