微热的

Moreover, the micro-pattern etching of electrodes and PZT thin films have been investigated, and the fast and successful etchings have been actualized with new etchants and original methods. The technics and mechanism of anisotropic etching of monocrystalline silicon have been studied deeply, for example the influences of the concentration and temperature of tetramethyl ammonium hydroxide on the rate and effect of the anisotropic etching.

此外，结合PZT铁电薄膜热释电单元红外探测器的设计和制备，对电极和PZT铁电薄膜的微图形刻蚀工艺进行了研究，采用新的刻蚀液配方和具有独创性的方法，实现了对PZT铁电薄膜和上下电极快速、成功的刻蚀。

Based on the analysis of micro -bolometer resistance -temperature characteristics, a new readout circuit was proposed. It allowed micro -bolometer operate without a temperature stabilizer over a wide range of ambient temperature. And it need a Flash memory to store the correcting factors of different temperatures and a temperature sensor to detect the ambient temperature of the micro -bolometer. By utilizing the factors in the Flash memory, Digital Analog Converter controls the micro -bolometer bias current to compensate the fluctuation of ambient temperature.

通过对微测辐射热计的电阻温度特性的分析，设计了一种新型无需温度稳定装置的读出电路，该电路的Flash存储器存储不同温度下的校正系数，温度传感器实时检测探测器的环境温度，从Flash中取出相应的温度校正系数送入数模转换器，通过DAC的电压输出来控制探测器偏流以进行环境温度补偿。

Temperature compensation and processing method for outputs are discussed,a fitting formula for the designed sensor is provided,the result show that the hot-wire air flow sensor can accurately measure the mass flow of air.

随着近年来微电子技术和微加工技术的发展，采用微结构的热线式传感器的功耗大幅度降低，并具有更快的热动态响应速度，使得热线式传感器的研究和应用又一次受到了重视。

It is indicated that the damping of the alloy is induced by phase interface slipping or grain boundary viscous sliding, the infinitesimal plastic deformation which is caused by the difference of elastic modules and heat expansion coefficients between phases of the alloy.

结果表明： ZA27-4%Si合金阻尼随频率增大而减小，随温度升高而增大，阻尼不随应变振幅的变化而变化； ZA27-4%Si合金室温阻尼为5.83×10-3，与ZA27合金阻尼相当； ZA27-4%Si合金的阻尼是由合金内部的晶界和相界面滑动、位错振动以及各相的热膨胀系数和弹性模量间差造成的微塑性变形共同造成的。

The thermodynamic calculations of the Gibbs free energies for typical multiple phase equilibria in silicate systems were performed,including (1)melting reactions of silicate reactant in processing of the glass-ceramics;(2)sintering reactions in utilizations of nepheline syenite and high- flyash;(3)crystallizing reactions of tobermorite and xonotlite .

对硅酸盐体系的典型多相平衡反应进行了热力学计算，包括：(1)微晶玻璃制备过程中的硅酸盐熔融反应；(2)霞石正长岩和高铝粉煤灰利用技术中的硅酸盐烧结反应；(3)S iO2-CaO-H2O体系和KA lS i3O8-CaO-H2O体系雪硅钙石、硬硅钙石的水热晶化反应；(4)高铝粉煤灰和霞石正长岩烧结产物的溶解反应；(5)Na[A l4]-A l3-H2O体系和Na2SO4-Ca2-H2O体系中α-A l3和CaSO4.2H2O的析晶反应。

On basis of experimental investigation, this article analyzed flow and heat transfer characteristics between parallel plates packed with small particles.

在试验研究的基础上，分析了平行平板间填充小颗粒填料后的流动和传热特性，表明利用小颗粒填充强化板间对流换热，可以获得显著的传热强化效果，同时流动阻力的增加远小于微颗粒时，通过优化选择能够得到较好的强化收益。

In order to extend its applications in various fields, capsulated amorphous phosphorus was used as flame retardant of ultra-high molecular weight polyethylene, and four kinds of carbon blacks were selected as antistatic agents.

针对超高分子量聚乙烯阻燃、抗静电性能差，不能满足某些场合应用需求的现状，利用微胶囊化红磷和发黑作为改性剂，对UHMWPE进行改性，其氧指数达到24.2％～29.5％，表面电阻率降到1×10~9Ω以下，实现了阻燃、抗静电的目的，并且基本保持了UHMWPE原有的优异耐冲击与耐磨性能，提高了它的热变形温度与弯曲强度，从而拓宽了UHMWPE的应用范围。

Aspergillus WQ is selected to explore the factors which affect producing enzymes. The best carbon source is crystallitic cellulose+straw powder, the best nitrogen source is peptone+yeast abstract cream, the best growing temperature is 35℃and the best initial pH is 5.5. WQ can produce the largest quantity of enzymes after being cultivated eight days.

从50℃左右牛粪自然堆肥中筛选了一株产酶量较高的曲霉WQ，对影响其产纤维素酶的因素和酶的热稳定性进行了初步研究，结果表明：液体发酵时，该菌最佳碳源是微晶纤维素+稻草粉组成的复合碳源，最佳氮源是蛋白胨+酵母膏的复合氮源，最适生长温度为35℃，最适起始pH值为5.5，在生长第8天产酶量最高。

In CMOS compatible materials, the seebeck coefficient of most metals is low while that of silicon is high.

在与CMOS兼容的材料中，大多数金属材料的塞贝克系数很小，而Si的塞贝克系数要大得多，因此本文制作的微机械热电堆采用p型掺杂多晶硅-n型掺杂多晶硅作为热偶材料，这样热电堆可以具有更高的响应率。

To study the significance of using mutiple targes in intractale psychosis, 120 patients were treated by stereotactic technique combined with CT, MRI, microelectrode, and electric impedance methods with bilateral multiple nuclei lesioning by radio frequency thermocoagulation.

在立体定向基础上，应用CT、MRI、微电极和电阻值联合的多元化定位方法，对 12 0例难治性精神病患者，采用不同核团组合的双侧多靶点技术进行射频热凝治疗，应用CGI、BPRS、PANSS等精神病量表进行术前、术后的对照分析，以探讨不同靶点组合对难治性精神病的治疗意义。

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。