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A two-steps numerical method has been used to deal with this process. In every computation time-step, two phases are used: the first one is the adiabatic expansion and cracking phase; the second one is the phase of absorbing laser energy.

采用两步数值计算方法处理等离子体微滴的爆炸过程,即在每一个数值计算时间步长内,将爆炸过程分为两步,第一步处理微滴的绝热膨胀及裂解过程;第二步处理微滴对激光脉冲能量的吸收过程。

Research on techniques for the synthesis of ACR impact modifier with core-shell structure;2. Preparation of polymer-tungsten-silica composite microspheres with multi-layer core-shell structures;3. Organosilicon-acrylate micro emulsion with core-shell structure was synthesized with OP-10,JFC and amyl alcohol nonionic compounded emulsifier by means of seeded emulsion polymerization.

运用种子乳液聚合工艺以OP-10/JFC/戊醇非离子复合乳化剂合成了具有核-壳结构的有机硅-丙烯酸酯微乳液,研究了复合乳化剂类型、丙烯酸酯单体、有机硅单体加入方式和含量、pH值、硫醇对微乳液聚合过程中稳定性和光泽度的影响,通过差示扫描量热仪和透射电镜对微乳液的结构进行了表征。

Organosilicon-acrylate micro emulsion with core-shell structure was synthesized with OP-10,JFC and amyl alcohol nonionic compounded emulsifier by means of seeded emulsion polymerization.

运用种子乳液聚合工艺以OP-10/JFC/戊醇非离子复合乳化剂合成了具有核-壳结构的有机硅-丙烯酸酯微乳液,研究了复合乳化剂类型、丙烯酸酯单体、有机硅单体加入方式和含量、pH值、硫醇对微乳液聚合过程中稳定性和光泽度的影响,通过差示扫描量热仪和透射电镜对微乳液的结构进行了表征。

For example, the roll elastic deformation breaks the statically determinate condition of roll system in duo mill, and this is the main reason of bearing longevity shortening and burning accident; in aluminium foil four-high mill roll system with a 1 mm gap, the ideal position kept by a 3 mm offset is out of effect, some phenomenon such as chock horizontal vibration, gyroscopic effect and micro dimensional dynamic cross happen in fact rolling process, abnormal super and partial load resulted by these is the main reason of the end thrust bearing accident; the thermal deformation of mill roll system accompanying the temperature raising not only changes the roller track age of rolling bearing, but also results a micro dimensional slow dynamic inverse cross that counteracts the gyroscopic effect in a degree.

如二辊高刚度轧机轧辊的弹性弯曲微尺度行为,破坏了辊系机构杆系的静定条件,成为轧机轴承短寿烧损的主要根源;铝箔四辊轧机只具有1mm的有隙辊系,凭借设置3mm偏移距和轧制力平衡产生的水平力以保持轧辊理想定位失去效用,却发生轴承座水平振动现象、陀螺效应和动态交叉微尺度行为,成为止推滚动轴承异常超偏载导致短寿烧损的主要根源;轧机辊系的伴随升温产生的热变形,不仅改变了滚动轴承滚道轮廓,还引起运动副内慢变动态反交叉微尺度行为,抵消陀螺效应的部分动态交叉角度。

The crystallization form of porous glass-ceramics belong to volume crystallization; the parawollastonite which was the main phase was monocline chain structure ZM type wollastonite, with long needle crystal or short rodlike crytal.

为了研究多孔微晶玻璃的保温性能,根据伟晶岩多孔微晶玻璃的内部组成以及孔隙率情况,作者提出了三种热传导的理想等效物理模型,推导出了数学公式,验证了多孔微晶玻璃的导热系数。

The invention discloses a dielectric hole-microhole composite material and synthesizing method in the inorganic porous material, adsorbing material and catalytic material technical domain, which comprises the following steps: adopting zeolite molecular sieve as raw material; reacting with sodium bisilicate solution under 30-60 deg.c for 10-300 min; disintegrating particle part of zeolite molecular sieve into piece with microhole structure; adding cetyl trimethyl ammonium bromide as molder; adjusting pH value of mother liquid to 10-12; aging 1-8h; adding in the high-pressure autoclave to do water heat synthesizing reaction at 80-130 deg.c for 24-72h; separating solid; washing; drying; sintering under 500-600 deg.c for 5-10h; obtaining the Si-Al porous material with dielectric hole and microhole composite structure.

本发明属于无机多孔材料、吸附材料和催化材料技术领域,涉及具有介孔-微孔复合材料及其合成方法。其特征是以沸石分子筛为原料,用偏硅酸钠的水溶液在30~60℃反应10~300分钟,使沸石分子筛的颗粒部分解离形成具有微孔结构的碎片,加入模板剂十六烷基三甲基溴化铵,然后调节母液pH值为10~12,老化1~8小时,然后加入高压釜于80~130℃进行水热合成反应。反应24~72小时后,分离出固体,水洗、干燥,然后于500~600℃焙烧5~10小时,得到具有介孔和微孔复合结构的硅铝多孔材料。本发明的效果和益处是所发明的合成方法可用于合成多种沸石结构和介孔结构的复合材料,所合成的材料经过质子交换可以具有较强的酸性,在吸附和催化领域具有广泛应用前景。

Then the relations of structures and properties of microporous membranes used in lithium-ion batteries were discussed.

介绍了锂离子电池隔膜用微孔膜的制备原理与结构,重点叙述了熔融拉伸法和热致相分离法制备微孔膜的基本原理和膜结构影响因素,并在此基础上讨论了锂离子电池隔膜用微孔膜结构与性能之间的关系。

The released species may facilitate and accelerate their detachment and diminish the initial elastic range of bone cement. This may create loosening or shrinking effect on the inserted stem. A conclusion for both behaviors suggest that a variation of relative and dynamic interface in use.

在骨泥与钛金属之长时间微幅运动作用下,骨泥材料受到压力、微幅运动及摩擦热的影响,其表面出现残屑堆积、热软化压平等现象,使得骨泥与钛金属界面产生滑移,进而产生残屑及粗糙度的改变。

Aiming at the thermal resistance and pressure drop as two objective functions,the multiobjective optimization model of the microchannel cooling heat sink was built.

以热阻和压降作为2个目标函数建立了微槽冷却热沉的多目标优化模型,采用序列二次规划方法对微槽的结构尺寸进行了优化设计。

In the experiment distillation method is adopted and distillations in the different temperature range are collected.

组成成分分析采用色谱—质谱联用分析技术,得到生物质焦油及其馏分的组成成分;热动力学特性采用综合热分析仪进行研究,通过测定不同气氛和不同升温速率的热重曲线、微商热重曲线和差热曲线,定性分析生物质焦油及其馏分的蒸发和燃烧等特性,并定量求解热动力学参数。

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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。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。