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- mixture ratio of coal and air 风煤配比
- The co-processing reaction of coal and catalytic residue (CCR), especially the heavy toluene soluble fractions (HTSF) produced were studied in a autoclave when the ratio of coal to CCR is 1:1. 摘要本实验以煤和石油渣油(1:1)为主要原料,进行共处理反应研究。
- mixture ratio of fuel and air 燃油空气混合比
- The explosive mixture of firedamp and air. 甲烷和空气的爆炸混合物
- Automatic control of dilution and mixture ratio of concentrated beer is one of the key techniques of beer dilution. 高浓度啤酒稀释混合配比自动控制系统是啤酒稀释的关键技术之一。
- Mixing of LP Gas and air and supply of the mixture to an engine. 控制空气的吸入量,为发动机提供最佳混合比的燃料气体。
- Through the experiments, the mixture ratio of cemented crushed stone backfilling materials was optimized. 通过试验,优化了碎石胶结充填料配比。
- The ships required the protection of naval and air power. 船只本身需要海军和空军的保护。
- The preparation methods of sulfonated coal and factors such as sulfonation time, sulfonation temperature and ratio of acid to coal etc. 试验研究了褐煤制磺化煤的制备方法及磺化温度、磺化时间、酸煤比等因素对产物磺化煤的离子交换活性的影响。
- China has a wealth of coal, iron and other minerals. 中国有丰富的煤、铁和其它矿产资源。
- The influence of different emulsion process,mixture ratio of surface active agent and cosurfactant to the watering quantity and stability in the petrol microemulsion system was discussed. 探讨了汽油微乳体系中,不同乳化方式、表面活性剂的配比、助表面活性剂对掺水量和稳定性的影响;并对制得的微乳汽油进行性能测试。
- Under this condition, the preventive measure was increasing the porosity of coal mass and deceasing the circulating channels of gas and air. 提出了增加卸载区的范围,促使煤体裂纹稳定扩展,降低单位煤体储能从而控制冲击矿压发生的原理。
- The construction of coal and oil transformation project worsened the situation. 特别是煤制油项目的全面上马,水的问题将更为突出。
- The test results show that the drawing interval of 1.5 m is helpful for controlling dead-unconsolidated thin sandstone of coal seam roof and reduce sand ratio of drawn top-coal. 试验结果表明,放煤步距采用三采一放有利于控制顶板极松散细砂岩,降低放出顶煤的含砂率。
- The windows permit light and air to enter. 这些窗户采光及通风性能良好。
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- The influence of burners layout pattern for two typical tangentially firing boilers upon the burning process of pulverized coal and air flow in the burners region has been analysed and studied. 对大型锅炉现用的切圆燃烧和前后墙对冲燃烧2种燃烧方式进行了全面的比较,并分别对其炉膛大型化技术特点进行了分析探讨。
- Design of Asphalt Mixture Ratio of Base Course 下面层沥青混合料配合比设计
- Coal and oil are natural products. 煤和石油是天然物产。
- The ratios of 1 to 5 and 20 to 100 are the same. 1与5之比和20与100之比相同。