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    Reduction of Carbon Impurities in Al_2O_3 Used as One of Materials for YAIO_3 Crystal Growth by Heating Through air Current
    通气加热法降低铝酸钇(YAlO_3)晶体用料—Al_2O_3中的碳杂质
    Property of the nasal vibration to produce sound under air current
    大气流作用下鼻腔振动发声特性
    The Analysing of Influence on Flight Caused by Propeller Air Current Tilted Blowwing
    螺旋桨气流斜吹对飞行影响的分析
    CONCLUSION Chinese medicine with the vacuum air current for plant cell wall broken technology,soaking with hot water can replace traditional draing technology,this can shorten the working hour greatly,and reduce the cost.
    结论采用真空气流植物细胞破壁技术的中药植物药材,用热水浸泡即可替代传统提取工艺,该技术将可大幅缩短生产工时,降低生产成本。
    Results The effectively maximal pressure of blast air current was 400kPa.
    结果稳定建模的冲击压力上限为400kPa,在峰值压力为400kPa的冲击气流作用下,大鼠胰腺可发生明显损伤;
    Application of Turbulence k-ε Double Equation Mathematical Model in Simulation Calculation of Air Current Organization inside Railway Passenger Car
    紊流k-ε双方程数学模型应用于铁路客车车内气流组织的模拟计算
    Influence of Mine Natural Inverted Air Current on Ventilating System and Preventive Measures
    矿井自然风流反向对通风系统的影响及其预防
    electric precipitators air currents distribution model experiment studies
    电除尘器气流分布模型实验研究
    Experimental study of air current characteristics ofhorizontal flues from boilers in 600MW units
    600 MW机组锅炉水平烟道气流特性试验
    Finite Element Analysis of Air Current Movement in Ammonium Nitrate Modifying Machine Based on Cosmosfloworks
    硝酸铵改性机中气流运动基于Cosmos Floworks的有限元分析
    Application of the Vacuum Air Current for Plant Cell Wall Broken in Chinese Medicine
    真空气流植物细胞破壁技术在中药领域的应用
    1. Studies on starch granularity effect, properties of micronized starch and its structureAdopted the supersonic blast air current pulverizer, 4 grades micronized starch(MST-l, MST-2, MST-3, MST-4) were prepared and their d50 were 7.12 n m, 4.56 u m, 3.17 11 m, 3.03 u m, and distributions were 0.039, 0.033, 0.043, 0.046 respectively.
    采用超音速冲击板式气流粉碎机制备出4个粒度梯度微细化淀粉MST-1,MST-2,MST-3,MST-4,其d_(50)分别为7.12μm,4.56μm,3.17μm,3.03μm,分布率分别为0.039,0.033,0.043,0.046。
    The FEM equation of acoustic wave is used to calculate the air-current natural frequency and pressure pulsation in the pipeline.
    利用有限元法求解声学波动方程,建立了管内气流的有限元运动方程,计算出管内气柱的固有频率和气流压力脉动。
    2. Air currents should be organized properly.
    2、厨房气流组织要合理;
    (5) Only with a slot that is fed to pollens in the free settling cell that is not affected by the air current so as to improve sorting performance.
    (5) 花粉自由沉降室制成封闭型,仅留一缝隙以做为喂入花粉用,从而让花粉分选过程不受周围气流的影响,使静电分选装置的分选性能得以提高。
    1.When the velocity of the choana airflow was 3m/s,the fastest airspeed was 9.163 m/s and the minimum was –2.176 m/s (countercurrents took place in the swirling air currents)under inspiratory conditions .
    结果:(1)后鼻孔气体流速为3m/s时,吸气状态下鼻腔气体流速最高为9.163m/s,最低气体流速为-2.176m/s (即紊流产生的气体返流现象)。
    According to required quantity of air current and ventilation resistance by computed, choose no. 1K58N018 and no.
    根据计算出的矿井需风量及通风阻力,分别选择1K58N018型及1K58N027型主扇,并预算了吨矿通风成本(8.77元/吨)。
    According to required quantity of air current and ventilation pressure by computed, choose no. JK55-lN04.5 local fan, its power is 6KW.
    根据计算出的需风量及风压,选择JK55-1NO4.5型局扇,电机功率6KW。
    It has analyzed several kind of plans about the starting rotation of the superconducting gyroscope rotor - exchanging rotary magnetic fields, a helium air current, the superconducting electromotor . The plan about the superconducting electromotor, has contained two kinds of plans.
    本文分析了超导陀螺仪转子起动的几种方案——交流旋转磁场起动方案、氦气流起动方案、超导电机起动方案,在超导电机起动方案中,又分析了其中所包含的两种方案,最后选择了本课题中比较合适的方案,即超导电机第二种方案的改进形式方案,来作为陀螺仪转子的起动方案。
    This filter felt has a filtration efficiency up to 99.99% during filtrating the aluminum oxide powder with a diameter within 0.5~2.0μ, at air current velocity of 1.0m/min, and works better than the usual filter medium such as felt and cotton flannel.
    在处理0.5~20μ的氧化铝粉尘,过滤风速为1.0米/分时,过滤效率达99.99%以上,优于一般用于过滤的绒布、毛毡。
 

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