微细

A new microelectroforming technique using assisting low air-pressure alternately and temperature-gradient surroundings in the bath was introduced.

开发了一种新的电铸技术：辅助交变低气压-温度梯度微细电铸技术，并介绍了该技术的基础理论，分析了其作用机理，研制了实施该技术的专用装置，进行了微细电铸试验。

Numerical simulations were carried out to study the effect of reversible work and viscous dissipation on the heat transfer characteristics of compressible fluid flow in microtubes.

利用数值方法讨论了压力功和粘性耗散对微细光滑管内可压缩流动换热特性的影响，得出以下结论：微细管内 Ec沿管长是变化的，仅依据入口处的 Ec对压力功及粘性耗散的作用进行取舍是不确切的；等热流及等壁温换热条件下的计算结果显示，在入口 Ma及长径比较大时，考虑压力功及粘性耗散时得出的 N u要小于常规尺度管的理论值，在等壁温情况下，甚至出现了热流方向发生变化的情况

The research on the key technologies of micro electro discharge machining was presented.

围绕微细电火花加工的实现，对微细电火花加工的关键技术进行了研究。

In a spouted bed made of stainless steel with internal diameter 92 mm and height 1000 mm ,by adding five kind powder particle s through intermittent inlet samples, the powder elutriation with temperate air was studied by changing such parameters as bed temperature, bed height, bed particle diameter, spouting velocity, aerating velocity.

在一内径92mm，高1000mm的不锈钢充气喷动床反应器内，以三种不同直径的玻璃珠为惰性粒子，采用五种不同的粉末物料为微细粒子，以空气为充气和喷动气体对微细粒子进行淘洗，综合考察了设备结构，物性，以及操作方式等对充气喷动床内微细粒子的析出率的影响。

In a spouted bed made of stainless steel with internal diameter 92 mm and height 1 000 mm ,by adding wet powder particle through samples intermittent inlet, the wet powder elutriation with temperate air was studied by changing such parameters as bed temperature, bed height, particle diameter, spouting velocity, aerating velocity, gas humidity and feed rate.

在一内径 92mm高 1 0 0 0mm的不锈钢充气喷动床反应器内，采用碳酸钙粉末物料为微细粒子，由间歇进样器填加湿的微细粒子，以空气为充气和喷动气体对微细粒子进行淘洗。

The results are as follows:Defatted wheat germ was micronized useing both hammer mill and colloid mill to increase the extraction rate of protein, followed by alkali extraction and ultrafiltration, respectively. A quadratic mathematical model was statistically constructed by using of Box-Behnken central composite design and response surface methodology. Under the optimized processing parameters of 23μm particle sizes, pH 9.5 and 51℃, a maximum extraction rate, 68.6%, was achieved, which is 30.63% higher than that of non- micronized wheat germ (passing through 80 mesh sieve).

首先采用锤式粉碎与胶体粉碎相结合的方法对脱脂麦胚进行微细化处理，然后利用碱提、超滤浓缩法提取制备麦胚蛋白，并通过Box-Behnken中心组合设计及响应面分析建立预测麦胚蛋白提取率的二次多项数学模型，优化蛋白质的提取工艺，在麦胚粒度为23μm、pH值9.5、提取温度51℃的条件下，经微细化处理的蛋白提取率为68.6％，比未经微细化处理的(过80目筛)提高30.63％。2。

The effects of ultrafine starch based coating on strawberry storage quality were studied and the based coating effect by ultrafine starch , chitosan, refined konjak flour, soy protein and monoglycerides in this paper.

以超微细化淀粉为材料研究超微细化淀粉涂膜对草莓贮藏品质的影响，比较超微细化淀粉、壳聚糖、魔芋精粉、大豆蛋白和单甘酯涂膜保鲜草莓的效果。

Through two methods(high-speed comminution and ball-milling) to micronize the cottonseed meal, then taking the micronizing time, moisture content and additive ferrous sulfate proportion as factors, micronized cottonseed meals granularity and content of Free Gossypol as indexes to research the influences of factors on indexes, respectively.

本文选择两种微细化方式对未脱毒棉粕进行微细化，每一种方式分别以微细化时间、棉粕含水率和硫酸亚铁添加比例为试验因素考察他们对以微细化棉粕粒度和游离棉酚含量的影响，探索游离棉酚在棉粕微细化过程中的机械力化学效应规律，旨在为游离棉酚的机械脱毒提供理论指导。

By mean tests of microstructure test under uniaxial compression, the image sequences of red sandstones' microstructure were continuously gathered and the quantitative parameters were extracted; then the microstructural evolvement of red sandstones under uniaxal compression has been analyzed.

通过单轴压缩微细结构试验，采集红砂岩的微细结构图像系列，提取微细结构量化参数，对不同风化程度红砂岩在单轴压缩条件下微细结构的演化规律进行分析。

Design of the Tension Measuring Mechanism for Wire Electrode;2. Based on electrochemical etching principle,the micrometer scale wire electrode was online fabricated,and the equipment of WEMM was established.

基于电化学原理，讨论了纳秒脉冲电流微细电解线切割加工的机理，建立了微细电解线切割加工数学模型；采用电化学腐蚀原理对微米尺度线电极进行在线制作，建立了微细电解线切割加工试验系统，并进行了微细电解线切割加工试验，切割出带90°直角的微结构，其切缝宽度为30μm。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。