附壁射流模型;
This paper proposes a new method of using a plane wall jet destroying density current.
本文提出了利用水平附壁射流破除异重流的新方法。
The concentration decays of downstream wall jet zone will increase with the increasing water depths and decreasing velocity ratios.
滞止点下游壁射流区的浓度衰减随环境水深的增大而增大,随流速比的增大而减小。
The theory of turbulent jet has been employed to induce new formulas for wall jet, and on the base of correct spray penetration, air entrainment model in swirl field has been built.
采用紊流射流理论推出了新的壁面射流计算公式,并在正确描述喷注贯穿的基础上建立了有涡流作用的空气卷吸模型。
The results of the research show that three-dimensional wall jet can improve the velocity of water near the wall greatly, so it is possible to apply to the actual dredging work in the pipeline.
研究表明,三维壁面射流能较大的提高近壁区的流速,因此应用到实际管道清淤工作中有一定的可行性。
Your Wall Street credentials and private jet may have been relevant info online, but boasting about your bank account in person is hardly attractive.
你在华尔街的股票认购书和私人飞机也许在网上还查得到相关信息,但是吹嘘你的银行帐户是不明智的,并不会让你有吸引力。
It was very dark inside: I could see nothing except a flaring gas-jet that illuminated a patch of plaster wall, throwing everything else into deeper shadow.
里面很黑,什么也看不见,只有一盏煤气灯照亮了石灰墙上的一片地方,别的全隐没在更黑的阴影中。
The results show that effect of wall curvature on turbulence is distinct, and enhances with increase of S/W, Reynolds number based on jet exit width.
结果表明,曲率对壁面射流的影响较强,并随着S/W的增大而增强。 随着雷诺数的增大,壁面曲率的影响也有强化的趋势。
The effects of a side wall vertical jet on sudden-expansion channel's wall pressure coefficient, surface heat transfer coefficient and main flow recirculation zone length are discussed in detail.
讨论了垂直于突扩通道主流方向的侧壁射流对壁面压力系数、传热系数及主回流区长度的影响。
These devices have neither feedback pipes to control the main jet nor wall attachment effect of the jet on them.
这些装置没有反馈管来控制主喷流,也没有射流的附壁效应。它们的结构很简单可以自激振荡。
This paper presents sand and cobble foundation treatment of overflow dam, guide wall and overflow weir by "high pressure jet grouting" at an in Hydropower Station.
本文主要介绍应用“高喷”技术对安居水电站溢流坝、堰坝导墙、溢流堰天窗沙卵石基础处理的方法和体会。
The process of jet mixing in the reactor was studied with tracer technique and the effects of the opening structure on the wall of the feed ring and the momentum ratio to the jet mixing were analyzed.
文中采用示踪法研究了四氯化钛氧化反应器内径向射流混合特征,探讨了射流环开孔结构和动量比等因素对射流混合效果的影响。
Induced by the high-speed feed jet flow, the solid particles above the feed nozzle tended to flow down, and a reverse flow zone was formed along the riser wall.
受喷嘴区高速射流的影响,喷嘴上方固体颗粒呈向下流动趋势,形成一个诱导回流区域。
To construct the compound pile diaphram using bored piles and jet -grouted piles, and related techniques is an important approach to reinforce the pit wall and protect the building.
采用钻孔灌注桩、高压旋喷桩及相应配套技术建造混合桩连续墙是边坡加固、保护建筑物的一项重要手段。
The pressure difference on the wall between actuator and the exit of primary jet is great.
主流通道内侧压力差主要产生在激励器与主流出口之间的上下壁面上。
The basic theory and process for machining marks (code) on the outer wall of pipe with electrolyse-jet are introduced. A reasonable process rule is thus given experimentally.
介绍了采用电解一射流加工法在油管外壁表面加工标记(号)的基本原理及其过程,通过实验总结出了较为合理的工艺规范。
The turbulence induced by the defects of nozzle, such as the burr at the inlet and outlet, and the roughness of the wall, is the main cause to decrease the length of intact jet.
当射流速度比较大时,喷管的缺陷如进口出口的毛刺和流道壁的粗糙度是诱发湍流使射流破断的主要原因。
The arc-plasma jet in jested into the reactor exerted influences on the flow field in the hear-axis zone, while no influences in the transition and the near-wall zones.
喷入电弧等离子体射流对等离子体反应器流场的影响区域是近轴区,对过渡区和近壁区没有影响。
The discharge coefficients of the side-wall outflow hole are affected by the jet angle and cross-flow mass flow rate.
不同射流角度和横流流量对侧壁出流孔流量系数影响很大。
Numerous jet fuel monitoring facilities for buried double wall pipe systems dating from the late 1980's to the present.
的翻译是:许多航空燃油监测设施的双墙埋管系统可追溯至1980年代后期到现在。
Frame web No. 30 is a super - thin wall of L15 which is a new advanced jet trainer, developed independently by Hongdu Aviation Industry Group.
后机身30框板,是公司自行设计开发的L15新型高级教练机超薄壁整体框板。
The vibrating-hole jet grouted cut-off wall has been applied to the construction cofferdam for the power resource station at the Three Gorges project (TGP).
三峡工程电源电站施工围堰防渗采取了振孔高喷防渗墙的形式。
A missing Air France jet carrying 228 people from Rio de Janeiro to Paris ran into a towering wall of thunderstorms over the Atlantic Ocean, officials said Monday, fearing that all aboard were lost.
法航一架飞机在大西洋上空消失了。现在说法是遇到了雷暴,但是从来没有大型客机突然从雷达上消失的事件发生过。
The results of an experimental investigation indicate that there emerges a wall attachment phenomenon as soon as the jet flow at the burner zone reaches its outlet. Furt...
实验结果表明,燃烧器区射流一出口就出现了贴壁,燃烧区及燃尽区壁面附近涡量强度和湍动度都很高。
The drilling rig is mainly used in soil and rock anchoring, consolidation of road base, dam base and retaining wall, and blasting hole drilling and jet-grouting.
该钻机主要用于土、岩锚杆、路基、坝基、挡土墙加固、爆破孔等钻孔工程以及高压旋喷孔的施工。
Results showed that the net heat loss on the downstream side of the jet nozzle could reach 20 ~ 30% of total heat flux. Therefore it can not be neglected in calculating the wall temperature.
结果表明,喷管下游端的壁面辐射损失高达壁面总热流的20 ~ 30%,在壁温计算时不容忽略。
Results showed that the net heat loss on the downstream side of the jet nozzle could reach 20 ~ 30% of total heat flux. Therefore it can not be neglected in calculating the wall temperature.
结果表明,喷管下游端的壁面辐射损失高达壁面总热流的20 ~ 30%,在壁温计算时不容忽略。
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