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- low pressure and mass flow 低压大流量
- The steam turbines are designed to handle required large volume steam flow due to low pressure and temperature. 汽轮机设计为适用于因低压力低温度而需要的大流量汽流。
- Experimental study is conducted on heat and mass transfer performance of high power low pressure fuel cell system membrane humidifier. 管壳式膜增湿器应用于大功率燃料电池堆氢气增湿系统具有增湿速率快、被增湿氢气润湿程度好的优点。
- Using numerical simulation method, detailed dynamic pressure variations, transient gas temperature and mass flow rate in the PTR, and the coefficient of performance of PTR and the exergy losses of all parts of PTR were obtained. 用数值模拟方法得到了制冷机内部各点的压力、温度、质量流率等参数的瞬时变化情况及整机的制冷系数,并得到了制冷机各部件的(火用)损失及整机的(火用)效率。
- The experimental results show that die pressure of PA6 and PA6/HDPE blends is reduced remarkably in the presence of ultrasonic wave during extrusion, but the melt temperature and mass flow rate of PA6/HDPE get increased. 在PA6/HDPE体系的超声挤出过程中,超声辐照所提供的能量场作用、高频剪切振动会导致共混物熔体口模温度升高、口模压力降低、挤出产量提高,因此,超声辐照能有效改善共混体系的加工性能。
- Why is bad weather usually associated with low pressure and good weather with high pressure? 为什么低压区的天气通常比较坏而高压区的天气通常比较好?
- Because of high density,high ionization,low pressure and small damage,ECR plasma can bewidely used in RIE,Plasma CVD and Sputtering. 由于ECR微波等离子体技术具有密度高、电离度大、工作气压低、表面损伤小等特点,在反应离子刻蚀(RIE)、等离子体化学气相淀积(CVD)和溅射方面具有广阔的应用前景。
- The influence of air Relative Humidity and mass flow on dust generation rate was determined. 通过实验主要测定空气湿度和质量流量对粉尘产生率的影响。
- This valve starts with low pressure and closes with high sensitivity and good sealing. 该阀启动压力低,关闭灵敏度高,密封性能好,进出口方向任意。
- TCP+DST+JET pumping testing technology is applicable to testing of low pressure and low permeabilityforimtions. TCP+DST+JET射流泵学升三联作测试工艺,适用于低压低渗油层的测试。
- As a fact,there are three forms of energy exchange in thermodynamic system,such as mechanical work,heat transfer and mass flow. 针对热力系统与机械系统耦合的典型动力装置,研究提出了统一建模的功率键合图方法。
- The coupling of the meso-scale low pressure and divergence zone of upper jet caused strong upward motion. 在地面一般存在较强盛的低压系统,产生辐合,并且与高空急流南侧的辐散区相叠加,引起了上升运动。
- This course elaborates on the application of the principles of energy and mass flow to major human organ systems.It discusses mechanisms of regulation and homeostasis. 本课程详细说明能量和质量向人体主要器官流动原理的应用,讨论调节和维持平衡的机制。
- Calculations alsohas been done for high pressure and low pressure waterflooding oil recovery. 从理论上论证了高注低采较之低注高采更能提高采油率。
- Sisal fibre/unsaturated polyester ecomaterials can be moulded at low pressure and room temperature using FRP mould. 剑麻纤维/不饱和聚酯环境材料可以使用玻璃钢模具在常温低压下模压成型,且在生产过程中不污染环境。
- The process module itself, with its flexible modular design is as impressive as the special pumping technique, which is based on low pressures and high flow rates. 产线的设备采取灵活性的标准设计,工作效果有如特异性水泵技术,此技术基于低水压高流量原则。
- A glass container holding gas at low pressure and enclosing a thin metal filament that emits light when an electric current is passed through it. 在低压下容纳气体的玻璃容器密封一个金属细丝,当通过电流时可以产生光。
- First,experimental study on the influence of air temperature,velocity,initial moisture content of wood particles and mass flow rates ratio in the process of ISD has been performed. 首先,在不同气流温度、温度、流量及不同刨花初含水率、载带率条件下进行刨花对撞流干燥实验。
- For petroleum fractions, VLE system at low pressure and the modified reduced Antoine equation are recommended for the calculation of phase equilibrium. 推荐使用修正的对比态Antoine方程进行低压体系馏分油的汽液平衡计算。
- The results indicated that Penglai crude could be processed as ordinary crude after hydro-upgrading under low pressure and high LHSV. 研究结果表明:在低压、高空速条件下,低硫高酸的蓬莱原油经加氢改质后可作为普通原油加工;