流控制

Several tetraalkylammonium reagents were examined for controlling the electroosmotic flow in order to improve resolution of the enantiomers.

考察了不同种类季铵盐对电渗流及分离的影响，其中四甲基氢氧化铵能有效控制电渗流并提高组分的分离度。

Applying with the Femlab software, the deformation of protective erodent products film in three different ways were analyzed, including different flows in reducer, different structures of reducer and different specifications of reducer.

建立流固耦合数理模型，推导出在任意拉格朗日-欧拉(Arbitrary Lagrange-Euler， ALE)描述下的黏性流体N-S方程和腐蚀产物保护膜固体区域的控制方程，分析管壁边界层多相流介质流动与腐蚀产物保护膜破损之间的耦合作用。

Beginning with karst geomorphological conditions and conduit flow supply, the paperdiscribes the hydrodynamic characteristics of conduit flow.

本文从岩溶地貌和管道流的补给特征入手，阐述管道流的水动力特征，认为管道流水文特性是受管道结构、补给方式和路径所控制的。

Result: all the 82 cases,15 were treated with right hemihepatectomy,26 with left hemihepatectomy,10 with quadrate lobectomy,7 with right posterior lobectomy,24 with localization lobectomy.postoperative pathdogic:75 were liver cell carcinoma,7 were carcinoma of bileduct.one case with postoperative hemorrhea,hemostated by reoperation.3 patients with biliary fistula,2 cases were cured by drainage,1 case was cured by ercp.no one died in operation.10(12.2%) died in half year,27(32.9%) died in one year.conclusion: control the indication and amount of heratectomy,contral hemorrhea,treat incised wound of liver correctly and prevent postoperative complications ,that can guarantee the effect of hepatectomy.

结果：右半肝切除15例、左半肝切除26例、肝中叶切除10例、肝右后叶切除7例、肝局部切除24例。术后病理诊断为肝细胞癌75例、胆管细胞癌7例。本组术后近期出血1例，再次手术止血；胆瘘3例，2例行腹腔引流治愈，1例行ercp置管引流治愈；无手术死亡。术后半年内死亡10例（12.2%），1年内死亡27例（32.9%），余45例现均存活。结论：掌握肝切除手术指征及肝切除量、严格控制术中肝出血、正确处理肝创面及术后并发症，才能保证手术治疗的效果。

Complex microstructures of liquid-crystalline polymers in nonhomogenous shear flow are studied by meshfree method based on the micro-macro dualscale model. The dualscale model combines the orientational diffusion equation in microscale with the flow governing equations in macroscale.

基于宏观流场控制方程与微观分子取向扩散方程耦合的微-宏观双尺度模型，率先采用无网格方法对液晶聚合物在非均匀剪切流场中的微观结构进行了模拟研究。

A new OLAM task/transaction model based on AOR-DAG also presents in this paper, which can describes complex OLAM tasks and transactions, implies the control stream and the data stream.

论文在对OLAM任务的特点和任务类别的分析的基础上，提出了一种新的OLAM任务/事务模型，这个模型通过AOR-DAG图来表示复杂的OLAM任务和事务，其中同时蕴涵了事务的控制流和数据流，是OLAM事务优化和调度的依据。

Based on the relationshiphydrocarbon distribution between formation condition of S_(2+3) oil layer in the west slope region, the resultshows that hydrocarbon formation and distribution were mainly controlled by trap development,relationship trap between the room place of oil-gas migration pathway, convergence area of centrifugalflow and endocentric flow, etc. Oil-gas accumulation period is the end of Nenjiang formation sedimentation,Mingshui formation sedimentation and the early of Palaeocene.

根据西斜坡区萨二、三油层油气分布与油气成藏条件关系综合分析得到，西斜坡区萨二、三油层油气成藏与分布主要受圈闭发育、圈闭与油气运移路径空间位置关系、向心流与离心流交汇区等因素的控制，油气成藏时期除嫩江组沉积末期，还有明水组沉积末期—古近纪初期。

It has important effects for the stability of water conservancy building,the using of groundwater resource,the pollution controlling,the exploitation of rock oil and natural gas.And the needs of projects for those fields are increasing home and abroad.So the research of seepage flow becomes focuse.In this article,a saturated and unsaturated seepage model has been established which includes double variables:piezometric tube waterhead and saturation.

渗流现象是多孔介质中普遍客观存在的运动规律，其对水工建筑物稳定性、地下水资源利用、污染控制、石油天然气开采等工程问题均具有重要的影响，随着国内外在上述领域中工程需求的增加，渗流研究日益成为热点问题。

In order to investigate the basic heat transfer characteristics of the platelet regeneratively cooled thrust chamber, the second chapter focussed on the developed flow and heat transfer in the long straight regenerative cooling channels with rectangular sections.

为了解层板再生冷却推力室在传热上的基本特征，第二章重点研究流动和热充分发展的矩形截面长、直再生冷却通道内的传热问题，建立了层板再生冷却推力室二维流固耦合传热过程的数理模型，采用通用形式控制方程描述冷却剂紊流传热和通道材料内导热的共轭传热问题，从而避免了流-固区域之间的反复迭代，大大缩短了计算时间。

Then,the detailed layout calculation and revampment programs on the distribution of aeration orifice were p...

改造后装置的运行结果表明，装置的催化剂循环管线流化稳定，催化剂密度和滑阀压降分布合理，反应温度的波动范围可控制在±1.5℃，解决了装置催化剂流化异常问题，提高了装置的生产运行水平。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。