Since stop-check valves have a floating disc member, it is important the valve be sized to provide full disc lift under flow conditions prevailing during the major portion of the service life. 由于截止止回阀具有一个浮动阀瓣构件,因此重要的是要确定在平常的流体环境下及阀门的使用寿命期限内,能够为阀瓣提供足够提升力的通径。
For the other major currencies that are currently freely floating under open market conditions, it is very difficult to tell whether such a regime is working well. 至于其他在开放市场环境下保持自由浮动的主要货币,实在很难说它们的浮动制度是否有效地运行。
Analysis on the floating conditions of high-risk places and CSWs 河北省三县高危场所及暗娼流动情况分析
Floating NAVs would not make money funds more robust during adverse liquidity conditions. 浮动资产净值无助于使货币市场基金在不利的流动性条件下变得更加稳健。
Outside-packed floating head exchanger according to the conditions of supply and demand in the foreign exchange market. 外填料式浮头换热器可上下浮动的外汇汇率。
The floating stability is emphatically analyzed with the theory of error analysis and the corresponding conditions of floating stability derived. 文中还着重应用误差分析原理,讨论了浮动自动炮的浮动稳定性,并导出了浮动稳定性条件。
Urea solution, saturated salt water, magnesium sulfate solution and sugar solution were used for floating fluid. Rabbit coccidia oocysts were collected by floating and centrifuging, on which three comparative tests were conducted under same conditions. 利用尿素溶液、饱和食盐水、硫酸镁溶液和砂糖溶液作漂浮液,通过漂浮、离心方法收集兔球虫卵囊,在相同条件下进行3个试验比较。
A combined numerical technology is proposed to predict vibro-acoustics of FPSO ( Floating Production Storage and Offloading) under working conditions. 建立了可覆盖全频域的浮式生产储油船(FPSO,FloatingProductionStorageandOffloading)工作环境下振动噪声混合数值预报技术流程。
The new structure effectively reflects and depletes the incident wave energy and decreases self made waves. By the improvement, the minimum wave height transmission coefficient of the floating breakwater can reach 0.22 under unfavorable incident wave conditions. 此结构可增加浮筏对波能的反射和消耗,有效减少浮筏的自生波浪,可在较不利的入射波要素下,使浮筏的波高传递系数最低达0.22。
In the construction of tidal power plants, the floating caisson method may reduce the cost shorten the construction period, and improve construction conditions. 在潮汐电站建设中,浮运法施工起着降低造价,缩短工期,改善施工条件等重要作用。
In order to avoid floating and harming of herbicides conditions of wea-ther and effective dosage should be rigidly controled. 为了避免漂移及药害的产生,应把握住施药时的天气情况和严格控制施药量。
At the same time, the temperature fields of the radial-thrust floating ring hybrid bearing which includes the lubricant inertia item is discussed, the associated equations and the boundary conditions of temperature are given. 同时,本文对计入惯性项下径推联合浮环轴承的温度场问题进行了理论研究,首次导出了该种情况下的联立方程组和边界条件。
The algorithm has been used to track the motion of a floating man in a natatorium with complex backgrounds, variable lighting conditions and occlusion of marking points with very good results. 该算法已用于人体水中漂浮运动跟踪,在复杂背景、光照不稳定和标志点被部分遮挡的情况下求取了人体运动的时间历程,获得了满意的效果。
This paper has analysed the characteristics of the thrust floating ring in hybrid sliding cylindric bearing by finite element method. It also has presented balance conditions of the thrust floating ring and design criteria. 对圆柱浮环液体动静压轴承止推环的静、动态特性进行了有限元分析,提出了保证浮环正常工作的平衡条件,并据此给出了浮环轴承的设计准则;
The resistance coefficients presented in this paper can be used as the reference to predict the sliding resistance of floating boat under similar conditions. 文中列出的阻力系数值可供预测同类条件下的船拖船体滑行阻力时参考。
An experiment of a floating ring bearing unit in a rock bit has been conducted under simulated operating conditions and with the outside gap greater than the inside gap that is commonly used at home and abroad. 根据牙轮钻头轴固定,牙轮转动的工作特点,进行牙轮钻头浮动套轴承单元实验,发现按国内、外现用内小外大的间隙值配置参数,浮动套不会转动。
The eight-stand hot continuous rolling of seamless steel tubes with an inner free floating mandrel was successfully simulated by using three-dimensional thermo-mechanical coupled elastoplastic FEM after the finite element model was constructed with the friction, heat-transferring and contact boundary conditions. 应用三维热力耦合弹塑性有限元模拟仿真及其接触分析技术,建立了全浮动芯棒连轧管过程有限元模型及其摩擦、传热和接触等重要边界条件。
The use of millipore filter in dust collection and sewage disposal system of small converter has been proved by practice showing the advantages as follows: simple equipment, high reduction rate of floating particle, possibility of sewage recycling, good working conditions and lower investment. 微孔过滤器在小型转炉除尘污水处理系统的实用情况证明,其具有设备简单,污水中悬浮物去除率高,滤后水可循环使用,以及操作方便,作业环境好,投资省等实效。
Effects of Impeller Types on Suspension of Floating Particles under Conditions of Gas Charging 通气条件下桨型对自浮颗粒悬浮的影响
The release rate of drug, the floating ability and the drug incorporation efficiency of microcapsules were investigated under various conditions. 用液中干燥技术制备了甲硝唑微囊,并对不同制备条件下微囊的形态、释药率、漂浮能力及包封率进行了考察。
Among them, chlorophyll content, leaves water content, leaves dry weight of tall fescue on the floating bed cultivation conditions were significantly higher than that growing in the soil. 其中,水面栽培条件下高羊茅的叶绿素含量、叶片含水量、干重等指标均显著高于土培条件;
Thermal Marangoni convection in floating zones under microgravity conditions 微重力条件下悬浮区中的Marangoni对流
Through analysis to caustic scribing tower, the difference of structural design of floating valve tower for atmospheric and pressurized conditions is clearly described. 通过对碱洗塔分析,指出常、加压浮阀塔结构设计的不同。
Chapter 4 investigates the problems of migrant workers with Chinese characteristics The Migrant workers issue is the distinct characteristic of population floating and one of the most important current Chinese conditions, which leads this paper to deep research. 农民工问题是中国人口流动最大的特点和中国当代最重要的国情之一,对这一问题的研究将论文引向深入。
For the complexity of the working environment and sling load, floating crane must have good stability in a variety of conditions in order to ensure the safty of the ship and lifting operations. 起重船的作业环境和载荷复杂,为保证船舶与海上起重作业的安全,起重船在各种载况下必须具有良好的稳性。
It overviews the floating population behavior studying conditions concerning domestic and international present condition, and explains the textual choosing and its meaning, research methods and data source. 综述国内外关于流动人口行为研究现状,说明本文的选题及其意义、研究方法和资料来源。
Part IV introduces the production and the living conditions of the floating population, including family structure, family economic conditions, living conditions, and their content level about living conditions. 第四部分围绕流动人口的生产、生活展开论述。介绍了流动人口的家庭结构,家庭经济状况、生活状况,流动人口对目前生活状况的满意程度。
This paper has introduced the residence permit all over the system of regulations, rules and other regulatory documents, and summarized the related rights of the floating population, clear suitable targets and conditions of the residence permit system. 文章对各地已出台的有关居住证制度的法规、规章和其它规范性文件进行全面梳理,概括归纳了流动人口享有的相关权利,明确了居住证制度的适用对象和条件。