查询词典 liquid coal

The polishing fluid is composed of Al2O3 micropowder with a grain diameter of 0.5-1.0 mum, coal oil, lard, plant oil and spindle oil, wherein Al2O3 micropowder is abradant, coal oil is solvent, the mixing liquid of lard, plant oil and spindle oil is as additive; and the polishing fluid is prepared by a mixing liquid which is composed of 2% lard, 2% abraser, 8% plant oil and spindle oil by volume and 88% coal oil. The polishing fluid can produce the H62 brass element with a uniform surface quality and a good surface roughness value up to 0.008 mum, has the characteristics of no eroding elements, effectively relieving mechanical score, good processing surface quality and can be used for decoration of the plastic metal material and surface polishing process before the material metallographic microscope analysis.

抛光液由粒径为0.5～1.0μm的Al 2 O 3 微粉、煤油、猪油、植物油和锭子油混合而成；其中Al 2 O 3 微粉为磨料，煤油作溶剂，猪油、植物油和锭子油的混合液作添加剂；抛光液按体积比由2％的猪油、2％的磨料、8％的植物油和锭子油的混合液、88％的煤油配制而成；该抛光液能够加工出表面质量均匀，表面粗糙度值达到0.008μm的H62黄铜工件，具有不腐蚀工件、有效缓解机械刻划作用、加工表面质量好的特点，可以用于塑性金属材料的外观装饰性加工，以及材料金相分析前的表面抛光加工。

With sequestration, powering a car with liquid coal is approximately 30 percent cleaner than using gasoline.

用液体煤给汽车提供动能比用汽油清洁约30％。

South Africa is a living testament to the fact that liquid coal works.

液体煤是成功的，南非就是一个活生生的证明。

In boiler field, proper atomization of high viscosity liquid fuel is the essential assurance to safe .stable and high efficient combustion for boiler; in the propulsion equipment of rockers and turbo jet-propelled engine, the atomization quality of liquid fuel is the precondition to improve combustion efficiency and supply sufficient propulsion; in the field of industrial manufacture, metal powder is made by liquid metal which is impacted by high velocity gas; in the field of agricultural irrigation, the water with certain velocity is used to strike metal disk to make insufflations proportionally to the irrigation field; in the technique of desulphurization and coal gasification, proper design of nozzle is the essential factor to advance the efficiency of desulphurization and coal transformation.

在锅炉领域，高粘度液体燃料的良好雾化是锅炉安全稳定高效燃烧的重要保证；在火箭推进装置、涡轮喷气式发动机中，液体燃料的雾化质量是提高燃烧效率并产生足够推力的前提；在工业生产领域，用高速气流冲击液态金属来制备金属粉末：在农业灌溉中，用一定速度的水流冲击金属圆盘破碎并改变方向实现对灌溉区域的均匀喷洒：在烟气脱硫、煤气化等工艺中，良好的喷嘴设计是提高烟气脱硫效率和碳转化率的重要因素。

Liquid coal's environmental credentials stand up to questioning, too.

液体煤在环境方面的&资格&也经得起质疑。

For two decades, until 2003, oil prices averaged $25 a barrel, making %45-a-barrel liquid coal out of the question economically.

直到2003年的这20年里，油价平均为每桶25美元，45美元一桶的液体煤从经济角度根本不可行。

Government researchers have been cautious about adopting this technology nationwide because liquid coal results in 50% to 100% more emissions than a comparable amount of oil.

对于煤制油技术，中国全国的政府内研究者都非常谨慎，因为它的排放要比同等的石油多出50%到100%。

Water coal slurry is a new type of liquid coal which is developed in recent years and used to replace some oil as in a power station.

水煤浆是近几年发展起来的一种新型液态煤基代油燃料，并成功地用于电站锅炉和炉窑代油燃烧，但是将水煤浆用于中小锅炉代煤燃烧却研究甚少。

Liquefied coal gas: refers liquid coal gas through compression.

液化煤气：是指压缩成液体的煤气。

Shu Geping, the chief engineer at the plant, says the price of liquid coal is competitive when the cost of oil is over US$40 a barrel. In the future, as production increases and the technology is improved, it will become even cheaper.

该厂总工程师舒歌平说：当石油价格达到40美元/桶的时候，煤炭液化的价格就有竞争力了，未来随着产量的增加和技术的改进，还可以更加低廉。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。