微热的

Compared with smooth tube,micro-fin tube has more geometrical parameters that influence heat transfer to different extent.Many scholars has done much work on it,but some research results are different or even contradictable.

相对于光管，微肋管的结构参数相对较多，这些结构参数的变化会不同程度地影响微肋管的换热能力，国内外的很多学者进行了研究，但结论相差较大，甚至完全相反。

The results indicate that the larger the concentration of chitosan in the capsules is the slower the release rate of capsule. The biocompatibility tests of the three heparin microcapcules/PLA composite materials show that all materials are negative and have no obvious toxicity. There is no potential hypersusceptibility substance in materials, and the content of pyrogen is conforming to the requirement of organisms.

三种微囊与PLA的复合材料经皮肤刺激试验、皮内刺激试验、热原试验、全身急性毒性试验和细胞培养试验，结果表明，所制备的复合材料在生物学评价试验中均呈阴性反应，材料无明显毒性，材料中不存在潜在致敏性物质，所含热原含量符合生物体的要求。

In recent years, due to the ability of short-pulse laser micromachining to fabricate microstructures with high precision, the study on high-rate leaser heating thin film has been rapidly developed and the study on microscale heat transfer of thin film has attracted much attention.

短脉冲激光显微微加工因其具有制作高精度微结构的能力和其在现代微制作技术中的应用，微尺度薄膜热传递的研究受到极大关注，近年来对薄膜结构高频加热的研究迅猛发展。

The effective thermal conductivity of interfacial layer was put forward through the definition of effective mean free path.

通过"当量自由程"把描述微尺度传热的界面层热导率与描述Fourier导热的热导率用同一个式子表达，给出了用Fourier定律进行界面层热流密度计算的误差。

Element approach is employed, and the amount of each component holdup is calculated element by element with a proper void fraction model.

将换热器分解成若干微元，选用恰当的空泡数学模型，计算各组分在换热器中的滞留量。

The sequential quadratic programming method was used to optimize the structural sizes of microchannel.

优化结果表明：微槽冷却热沉的结构形状对传热性能有很大的影响，与三角形和梯形结构相比，矩形微槽结构的传热效率更高。

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公司主要生产光柱数字式显示变送仪、显示变送报警仪、巡检变送报警仪、智能调节仪、流量积算控制仪、Q、D型操作器、架装式、墙挂式、卡式仪表、闪光报警器、三相可控硅微处理温度控制柜、扩散硅压力/液位变送器、电容式差压/压力变送器、热电偶、热电阻、双金属温度计，现场热工校验装置、自动化成套设备，可广泛地应用于炼油、化工、建材、轻工、冶金、纺织等行业的温度、压力、流量、液位等参数的自动化监测和控制。

With the same of characteristics between solid and porous microchannel evaporator, that pressure drop rises with the increase of volume flow rate and heat flux, the latter's pressure drop will rise up around 30% to 260% as porosity increases.

在压降方面，相较於传统微流道蒸发器压降除了随著流量以及热通量的增加而上升外，多孔性结构微流道蒸发器的压降也会随孔隙度的增加而上升。

In this work, vanadium oxide thin films were deposited by using direct current facing targets magnetron sputtering and ion beam sputtering.

氧化钒薄膜具有高的电阻温度系数，是制备微测辐射热计的理想热敏感材料。

The theory and practical process of hot ferroalloy charging in Perrin Process are introduced.

介绍了&波伦法&热兑中的理论及实际过程，指出热兑是生产微铬合金的重要方法，运用这种方法降成本有实效。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。