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Dispersity of gas flow can be enhanced and afterburning efficiency can be improved by increasing primary nozzle numbers and nozzle expansion ratio. 增加一次喷嘴的数目和加大喷嘴的扩张比增加了燃气的分散性,提高了补燃效率。
nozzle expansion ratio 喷嘴面积膨胀率,喷管膨胀比
Crispness, bowl life, WAI, WSI, bulk density, solid density and expansion ratio were analyzed as the main indexes. 选取脆性、保脆性、WAI、WSI、体积密度、固体密度和膨化度为主要指标进行研究。
Research of the influences of Foam Expansion Ratio (FER) and the stability of foam to the cutterhead torque. 通过对试验结果的分析,得出气泡稳定性以及发泡倍率对刀盘扭矩的影响规律。
Under a fixed bigger expansion ratio, the cooling performance of the vortex tube increases with the increase of the inlet pressure. 膨胀比为3时，进口压力的增加基本不影响涡流管的制冷性能，而膨胀比为6时，随着进口压力的增加，涡流管的制冷性能显著提高。
The increase of screw speed resulted in increasing extrudate's sectional expansion ratio, however, decreasing extrudate's puncture force. 螺轴转速增加会导致产品膨发率增加、穿刺力减少。
The long-term expansion potential due to AAR of alkaline cement system is discussed with measuring the change of AAR expansion ratio of mortar at different age. 通过测定砂浆经不同养护阶段的碱集料反应膨胀率变化，探讨了碱性水泥系统碱集料反应的长期膨胀潜力。
Crispness, bowl life, water absorbable index (WAI), water soluble index (WSI), bulk density, solid density and expansion ratio were analyzed as the main indexes. 选取脆性、保脆性、吸水率(WAI)、溶水率(WSI)、体积密度、固体密度和膨化度为主要指标进行研究。
Working media and ejecting media should be treated as non-elastic for jet pump calculation when expansion ratio and compression ratio both are close to 1. 而在膨胀比和压缩比都非常小且接近于1时，应该采用把工作介质和引射介质都视为非弹性的喷射泵计算方法。
For any given portion of air, the greater expansion ratio allows more energy to be converted from heat to useful mechanical energy meaning the engine is more efficient. 对于任何给定的空气部分，更强大的扩展比允许更多的精力从热量转换为有用的机械能，这意味着发动机效率更高。
The expansion ratio of the sands increase with temperature, and the expansion ratio of the calcined sands are lower than that of the new sands apparently. 石英砂的膨胀率随温度的升高而增加，焙烧后的石英砂的膨胀率明显低于新砂。
The effect of popcorn dipped in different liquors such as moisture, salt water and alcohol on microwave vacunm popping was studied in this paper according to the index of the volume expansion ratio. 以膨化率为指标研究了水分、食盐和乙醇等溶液浸泡处理对微波真空膨化爆裂玉米的影响。
Evaluation indexes were classified.Results show good correlativity exist expansion ratio, recovery ratio, CEC and electric potential, while CST and colloidity with bad correlativity with other idexes. 利用变量聚类法对评价指标进行了分类,聚类结果证明,膨胀率、分散率、CEC及电动电位间具有较好的相关性,CST和胶体率与其他评价指标的相关性较差。
The results showed that the microwave expansion ratio for addition different rice flours in Cassava starch pellet was glutinous rice starch >Japonica rice starch >India rice starch. 结果显示，在不同米粉对树薯淀粉胚之微波加热膨发率大小依序为糯米粉，蓬莱米粉，在来米淀粉。
The research on preparation of nano dietary fiber by Microfluidizer homogenizer, and characteristics of T nano dietary fiber, such as surface areas, expansion ratio, water-retaining capability. 本研究利用动态超高压技术研制纳米级膳食纤维,并对纳米级膳食纤维的比表面积、持水力和膨胀率等性质进行研究。
She longed to clout him in the nozzle. 她真想猛揍一下他的鼻子。
The HLC-I concrete anticrack and antiseepage agent can be used to match compensating shrinkage concrete,and its limited expansion ratio and antiseepage grade meet the construction design demands. 使用HLC-I混凝土抗裂防渗剂可以配制补偿收缩混凝土,其限制膨胀率和抗渗等级满足工程设计要求。
Design optimization of chamber pressure and nozzle area expansion ratio of solid rocket motors 固体火箭发动机燃烧室压强及喷管扩张比优化设计
Metals undergo expansion when heated. 金属加热时会膨胀。
Prior to entering the nozzle, the steam is at high pressure. 在进入喷嘴之前，蒸汽处于高压状态。