查询词典 pipe coupling

Principles of the polarization converter and its coupling with the light pipe are discussed.

另外介绍了偏振光转换系统的原理以及和光管的耦合。

However, it is important to first screw the supply end of the hose to the outlet end of the regulator using a pipe wrench to tighten it onto the hose coupling, making it almost impossible to remove by hand.

然而，重要的是连接到调节阀出口端的软管供应端上的第一个螺丝要采用管钳将其紧固到软管接头上，使其几乎无法用手拆卸。

The simulative model of temperature field and stress field in concrete , Heat and moisture coupling、Parallel simulative calculation of concrete with water pipe cooling、 Parallel feedback analysis of thermal characteristic parameters, and stress intensity factor of induced joint, which are the sixty-four-dollar questions, are studied in this dissertation. The main contents of this dissertation are as follows:(1)Based on the past and current research work, the calculation theory of the transient temperature field and creep stress field of mass concrete which self temperature influence is considered is deduced. The couple effect between the temperature field and humidity field of concrete, is considered on the basis of conservation law of water and energy, and the coupled formulation which coefficient is not constant of the heat and moisture in concrete is deduced. The calculation theory and model which is theoretically strict for solution to thermal problem in concrete with water-cooling pipes are recommended.

本文主要针对混凝土的温度场应力场仿真计算模型、热湿耦合、水管冷却问题的并行仿真、混凝土温度参数并行反演分析以及诱导缝应力强度因子计算等混凝土大坝温度应力数值仿真的关键技术进行了较为深入的研究，全文主要内容如下：(1)在现有研究基础上，推导了考虑自身温度影响的混凝土非稳定温度场和徐变应力场的计算理论；基于水分质量守恒和能量守恒原理考虑混凝土温度场和湿度场的耦合作用，推导了混凝土的变系数热湿耦合方程，并建立了相应的计算模型；引用严密的水管冷却混凝土温度场的计算理论和计算模型，比较了两种简化计算方法用于水管冷却混凝土仿真计算的不足。

The present invention includes guide shaft connected to universal shaft coupling; small box and large box clearance fitted with and fixed to the guide shaft; support rod with one end connected to the notched blocks inside the small box and large box and the other end connected to the roller and the sensor; and sensor fixed onto the installing frame and compression spring set inside the large box; and all these together with the pipe constitute one umbrella-shaped structure.

本发明导向轴与万向联轴节固定联接，小箱体、大箱体与导向轴是间隙配合，并在导向轴固定；支承杆一端联接于小箱体与大箱体中的凹形块，另一端与滚轮联接；传感器固定于传感器安装架上，压缩弹簧设置于大箱体中；支承杆一端与小箱体、大箱体中凹形块联接，另一端与滚轮、传感器安装架联接，支承杆沿半径方向圆周均匀分布，与小箱体、导向轴和管道组成一个伞式结构，支承杆与大箱体、导向轴和管道组成另一个伞式结构。

It's equipped with asphalt overflow pipe, anti-liquid overflow breather valve, anti-aging overhead nitrogen charging valve, temperature inductor, thermometer, volumeter and fast discharge valve and coupling used to output asphalt.

配备沥青溢流管、防冒液呼吸阀、防老化顶置充氮阀、温度感应器、、温度计、容量计和输出沥青的快速卸料阀及接耦。

It takes a cylindrical NdFeB multipole permanent magnet composed of several neighboring tegular magnets magnetized anisotropically along radial direction as exterior actuator, and a magnet with the same structure embedded inside the robot body as the inner actuator. The robot screws forward inside pipe under the action between spiral rib on the exterior surface of robot body and fluid dynamic pressure when robot rotates by magnetic torque, which is generated by magneto-mechanical coupling from rotating exterior actuator to inner one.

它以相邻径向异向磁化瓦状多磁极圆筒形NdFeB永磁体为外驱动器，以机器人内嵌同结构的NdFeB永磁体为内驱动器，外驱动器旋转时产生旋转磁场，通过磁机耦合作用于内嵌驱动器形成机器人驱动力矩，在本体外表面螺纹与流体动压力的作用下，实现机器人在管道内的在线旋进。

The taper of the pipe screws has notable influence on the loading distribution along screws, so it is possible to improve load-bearing capacity of the screw coupling by selecting a suitable taper.

文中采用虚拟接触载荷法和位移法研究了螺纹管连接中螺纹齿根部带半椭圆表面裂纹时应力强度因子的计算，在此基础上，提出了螺纹连接简化计算模型。

When the fan is in installation, pay attention to the horizontal position of the fan. Connection between coupling face against foundations and air outlet pipe shall be adjusted to be fit naturally without force.

风机安装时应注意风机的水平位置，对风机与地基的结合面和出风管道的联接应调整，使之自然吻合，不得强行联接。

1 Measure back at three places from the end of the pipe, the optimal place of the coupling to be installed and scribe a line using a grease pencil or soap stone.

从每根管道的两端往回量3下即为安装接头的最佳位置，并在该处用铅笔或者滑石画线做记号。

Then, according to HVS, the vibrant valve is designed. On the basis of coupling analysis and simulation study of the vibrant valve and the release valve, the simulation curve about the fluid pressure variation in the pile-driving oil pipe is obtained, by which the relationships among the highest pressure value, average pressure value and the pile-driving frequency are obtained.

然后根据液压振动系统设计了振动开关阀，并重点对液压振动系统中的溢流阀和振动开关阀进行了耦合分析和仿真研究，得出压桩油路中流体压力变化的模拟曲线，并根据模拟曲线分析得出流体压力的最高压力值、平均压力值和压桩频率间的相互关系。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。