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- Frost layer growth 霜层生长
- The amplificatory image of frost layer is analyzed for founding frost structure model. 分析实验获取的霜层显微图像,为建立霜层结构模型提供基础。
- Furthermore,the kinetic equation of carburized layer growth was presented. 此外,还给出了渗层生长的动力学方程式。
- The experimental results indicated that the frost layer grew very slowly with the effect of ultrasound,and the frost layer composed by “frost line” was more inerratic. 研究显示,冷表面霜层在施加超声波作用后仅有少量生长,霜层分布相对规则,由一簇簇“霜线”组成。
- The effect of rare earths on the kinetics of boron-aluminized layer growth of armco iron using Pasty method at 890, 920 and 950 t was studied. 采用膏剂法在890,920和950℃对工业纯铁进行稀土硼铝共渗及硼铝共渗,考察了稀土在各温度条件下对渗层生长动力学的影响。
- The restraining effect of Si on the Fe 2l 3 phase layer growth decreases with temperature decreasing of hot dip aluminizing. 热浸温度降低,Si对Fe2Al5相层生长的抑制作用减弱。
- This paper deals with the kinetics of the ion nitrided layer growth for armco iron, steels 45, 40Cr, 42CrMo and 38CrMoAl. 本文研究了在不同离子渗氮工艺参数下,纯铁、45钢、40Cr、42CrMo及38CrMoAl钢等五种材料的离子渗氮层长大动力学,建立了长大动力学的数学模式。
- The kinetics curves of alloy layer growth in hot dip aluminizing layer and corresponding equations were given with computer fitting. 根据试验结果,通过计算机拟合给出了合金层生长动力学曲线,并建立了方程。
- Especially, laser molecular beam epitaxy (L-MBE) plays an important role in the preparing of high quality nanometer thin films and in layer by layer growth of superlattice. 指出脉冲激光沉积技术在探讨激光与物质相互作用和薄膜成膜机理方面的作用,尤其是激光分子束外延技术在高质量的纳米薄膜和超晶格人工设计薄膜的制备上显现出的巨大潜力。
- The Porosity and Tortuosity of Frost Layer 霜层的孔隙率和弯曲率
- A set of lead-screw mechanism driven by servomotor was applied in the executive mechanism.Aiming at the characteristic of deposit layer growth, the tundish was lifted discontinuously. 提升执行机构采用伺服电机驱动的丝杠螺母机构,针对沉积层间断增长的特点,采用间断提升控制方式;
- A SIMPLIFIED MODEL FOR ESTIMATING FROST LAYER THICKNESS ON SURFACE 计算表面霜层厚度的简化模型
- Frost has killed several of our young plants. 寒霜冻死了我们的几株幼苗。
- Young plants are often killed by frost. 植物的幼苗常因严寒而冻死。
- By spraying and coating the potassium carbonate solution onto the surface of glass spheres, the layering growth mechanism of granulating process was studied in fluidized bed. 通过在流化床中将碳酸钾溶液雾化后喷涂在处于流化状态的玻璃珠上,研究了流化床造粒过程的层式生长机理。
- Experimental investigation on characteristics of frost layer during the initial growth period 初始成长阶段霜层特性实验研究
- The windscreen was covered with frost. 挡风玻璃上结了霜。
- CRYSTAL LAYER GROWTH OF BUBBLE COLUMN CRYSTALLIZER 鼓泡塔结晶器中的晶层生长
- In this area black frost usually comes first in early December. 这个地区通常在12月初开始出现严霜。
- Frost caused the split in the rock. 霜冻使岩石裂了一条缝。