查询词典 drainage coefficient

The effect of Gurney flap on double delta wing aerodynamics was conducted in low speed wind tunnel,the experimental results indicated that Gurney flap can promote the model s lift coefficient,maximum lift coefficient and lift-to-drag ratio at middle to high lift coefficient.

通过低速风洞实验研究了Gurney襟翼对双三角翼气动特性的影响，结果表明Gurney襟翼可以提高双三角翼的升力系数、最大升力系数以及中高升力系数情况下的升阻比。

Then a model to distinguish skin drag coefficient and form drag coefficient is established based on a floe drag experiment by using a wave-current tank in laboratory, and the quantitative relationship between skin/form drag coefficient and floe geometric parameters is established as a result.

水拖曳系数同海冰几何形态参数的关系才是提高拖曳系数适应性和准确性的最佳途径。

Four potential exploration targets are: Drape and extruding anticline traps in the source rock drainage area in Chonta Formation in central-western basin; Traction and extruding anticline traps in the source rock drainage area in Pucara Group in central-southern basin; Pucara Group carbonate traps in central basin; Upper Cretaceous lithologic traps and Upper Paleozoic structural-stratigraphy traps in the northern and eastern exploratory area.

有潜力的勘探领域包括中西部白垩系Chonta组烃源岩供油区域的披覆和挤压背斜圈闭，中部和南部侏罗系Pucara群烃源岩供油区域的牵引背斜圈闭和挤压背斜圈闭，中部的Pucara群碳酸盐岩圈闭，北部和东部成熟探区上白垩统岩性圈闭和上古生界构造-地层圈闭。

The drain installations of city management is an important key link of civicism job, this text aim at the request of the drainage pumping station of city, design and implement a drainage pumping station remote monitoring system, the system falls into two part, upper monitor and lower monitor, thereinto , the function of upper monitor must have: setup system parameter, data pandect ,trends curve, view the alarm, data search, report form print and remote control, upper monitory user can look over the related information of pumping station, and control the pumping station when the pumping station allowable; the function of lower monitor must have: get real-time data and send the data, get alarm data and send alarm data, alarm tips, switch control mode and control pumps, lower monitor is a simulation application in pumping station, simulate the control and running about pumping station.

城市排水设施的管理是市政工作中的重要环节，本文针对城市排水泵站的需求，设计并实现了一个排水泵站计算机远程监控系统。系统分为上位机和下位机两部分，其中上位机实现的功能为：参数设定、数据总揽、趋势曲线、报警一览、数据查询、报表打印和远程控制，上位机的用户可以查看泵站的相关信息，并且能在下位机允许的情况下进行远程控制；下位机的功能为：实时数据获取和发送、报警获取和发送、报警提示、控制模式切换和控制功能，下位机是一个对泵站模拟的程序，模拟泵站的控制和运行情况。

The research shows that gas concentration shows generally an increasing tendency along the working face airflow direction, from 0.095% to 0.18%, under the effect of gas drainage points, up-and-down changing locally; gas distribution in a transect of working face is unequal, under the effect of gas emission, ventilation and drainage, the gas concentration near coal wall is larger than that near goaf, which is a concave function distribution within a distance of 1876.5 m from the inlet of working face, after greater than 76.5m, which is a decreasing distribution from coal wall to goaf.

研究表明，该工作面瓦斯体积分数沿风流方向总体呈逐渐增加趋势，介于0.095%~0.18%之间，受瓦斯抽放点的影响，局部有起伏变化；工作面横断面瓦斯体积分数分布不均匀，受瓦斯涌出、通风和抽放的影响，靠近煤壁侧瓦斯体积分数要高于采空区侧，在距离进风口约18~76.5 m范围内为凹函数分布，大于76.5 m之后，从煤壁至采空区为单调下降函数分布。

Types of the combination were as follows: ASD and VSD, 2 cases; ASD and PS, 2 cases; ASD and MS, 1 case; ASD and coronary artery stenosis, which needed interventional treatment, 1 case; VSD and PDA, 3 cases; ASD and anomalous inferior vein cava drainage, 1 case; PDA and B-preexcitation syndrome, 1 case; PDA and dextrocardia, anomalous inferior vein cava drainage, 1 case.

复合类型为：房间隔缺损合并室间隔缺损2例，ASD合并肺动脉瓣狭窄2例，ASD合并二尖瓣狭窄1例，ASD合并冠脉狭窄需介入治疗1例，ASD合并右位心1例，VSD合并动脉导管未闭3例，PDA合并B型预激综合征1例，PDA右位心、下腔静脉肝段缺如1例，VSD合并下腔静脉肝段缺如1例。

Guangzhou City, Ho Li Stainless Steel Products Factory Main Products Fashion has stainless steel shelves, stainless steel blender blade, stainless steel metal products (commonly Block, U-type pumping hands, lock Activity card, Ox Lee, the seventh song, Yuan Xin hinges, decorative cover, seven Qu word glass folder, hose hinge teeth, small to take over the meson, small cow door, metadata and, welding glass folder, directly to the glass folder, Park Top screw head, get a barrel, straight out of the screw head, welding screw head, Hengmen Play , elastic cross-door plug, trunk sleeve with stainless steel chain inserted door with lock ring card, straight trunk with side door horizontal interpolation, long locks card sleeve, rectangular key drainage, triangle decorated occasional bending as nose, triangular drainage key, day care word ornaments, doll head) can be customized to any specifications of stainless steel products, widely used in various industries.

广州市合利不锈钢制品厂主要产品有不锈钢时装货架，不锈钢搅拌机叶片，不锈钢五金产品（通座，U型抽手，活动锁牌，牛利，七字曲，元心铰，饰盖，七字曲玻璃夹，喉牙铰，小接手，介子，小门牛，元并，焊接玻璃夹，直出玻璃夹，园顶螺丝头，揽桶，直出螺丝头，焊接螺丝头，横门插，弹力横门插，象鼻套筒，带不锈链门插，带圈锁牌，直象鼻，带方横门插，长锁牌，套筒，长方形渠匙，三角饰托，弯象鼻，三角渠匙，日字饰托，公仔头）可订做任何规格不锈钢产品，广泛应用于各个行业。

In the view of managements, the optimal scale should characteristics and relationship between human and be the lake drainage basin instead of the river drainage basin that were widely used in the research and managements.

在干旱区生态学研究的手段上，随着高清晰度商业化遥感卫星的应用，结合过去的传统方法，与GIS和RS相结合的遥感手段应该是今后生态学研究所依赖的主要手段。

As for the humidity, the water electrodes can increasingly high concentrations of easily generated scale, the impact of the effect of steam generated, so in accordance with set procedures, the main control of the controller will work in the host after a certain period of time to open the drainage valve (according to different drainage water cycle settings), ranked out of high concentrations of water, automatically add new water to ensure a good humidifier humidification efficiency, and extend the useful life of the host.

随着加湿的进行，电极罐中的水浓度越来越高，极易产生水垢，影响蒸汽产生效果，因此根据程序设置，主控制控制器将在主机工作一定时间后打开排水阀（可根据不同水质设定排水周期），排掉高浓度的水，自动补充新水，确保加湿器良好的加湿效率以及延长主机使用寿命。

Methods The clinical data of 28 cases of reexpansion pulmonary edema from 1980 to 2006 were analyzed retrospectively.There were 11 cases after spontanecous pneumothorax drainage and operation, 9 cases after empyema drainage and operation ,5 cases after pulmonary operation and 3 cases after thoracic huge tube tumor resection.

回顾性分析1980～2006年12月28例复张性肺水肿的病例资料，其中自发性气胸引流和手术后发生11例，脓胸引流及手术后发生9例，肺部手术5例，胸腔巨大肿瘤切除术后发生3例。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。