查询词典 pipe-rack

In order to probe into the anti-friction mechanism and effectiveness of turbulent zone of flexible pipe ,extensometer with high accuracy and high-frequency response characteristics is used to study the frequency variation feature of flexible pipe s outer diameter with Reynolds number.

为探讨柔性管的紊流区域减阻效果的产生机理，采用高精度高频率响应特性的应变仪对柔性管外径随雷诺数的频率变化特性进行了研究。

Your order this time does not include breather pipe and the face guard, if you have breather pipe and faceguard to match our product?

你们这次的定单里没有呼吸管及面罩，请问你们公司有与我们产品配套的呼吸管和面罩吗？

The thesis expatiate on the thought base,principle,design process and calculate technique that used in the foundation of the service pipe network geography information manage system,and set up each module's math model.It handles the network's graphics and words in a whole using the geography information system technique.That will make the water pipe network management easy, facilely and exactly.

本文详细阐述了建立城市给水管网地理信息管理系统的思想基础、遵循原则、设计过程以及采用的计算技术，对管网各功能模块建立了数学模型，运用地理信息技术对城市给水管网进行了图形和属性数据一体化的操作，从而使给水管网的管理更加直观、便利和准确。

Committed to research and development of solar energy products, professional production line of solar water heaters, heat pipe solar water heater, split solar water heater, wall-mounted solar water heater, pressure solar water heater, solar water heater coil, flat solar, U-type tube solar collectors, solar energy collection tube concentric DC water heater, solar superconducting heat pipe, solar collector modules, solar project solar collector, etc. Products.

致力于太阳能系列产品的研究与开发，专业生产直插式太阳能热水器、热管式太阳能热水器、分体式太阳能热水器、壁挂式太阳能热水器、承压式太阳能热水器、盘管式太阳能热水器、平板太阳能、U型管太阳能集热器，同心直流管太阳能集热水器、太阳能超导热管、太阳能集热模块，太阳能工程机等太阳能集热产品。

Rogowski coil can pass and will lead the line round on a pipe, then arriving pipe both ends flection together but constitute.

Rogowski线圈可以通过，并会导致线路回合对一个管道，然后到达管道两端均屈曲在一起，但构成。

The furring thickness of water pipe is the worst factors, along with the increasing of furring thickness, both the temperature and efficiency reduced. Secondly, when wax thickness of oil pipe enhanced, the media temperature at outlet increases, but the efficiency reduces.

不利因素中影响最大的是伴热管道结水垢，随着水垢厚度的增加，油出口温度及伴热效率都降低；其次是油管结蜡，随着油管结蜡厚度的增加，油出口温度有所增加，但伴热效率降低。

It consists off a 10 section series static gap, air cooled Each segment is a 10X 2cm copper pipe, held by four washers (two on each side, one behind and one after the pipe).

它由10节引发一系列的静态差距，冷却每个部分的空气是在1976年2厘米的铜管，由四个洗衣机每边，落后，后管一（2）举行。

Elaborated the punching components formation principle, the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditional machining,the drawing and punching compound die with float punch-matrix,the drawing and cutting compound dies with unaltered press,the compound die for the back bowl of the noise keeper,the design of the compound die which could produce two workpieces in one punching,the bending die for the ring shape part ,the bending die which used the gemel ,automate loading die for cutting, the drawing,punching and burring compound dies with sliding automated loading,the punching die for the long pipe with two row of hole,the drawing die for the square box shape workpiece and the burring die for the box shape workpiece.

本文对冷冲压技术的分类、特点及发展方向作了简略概述；论述了冲压零件的形成原理、基本模具结构与运动过程及其设计原理；对典型的冲压件模具进行了设计：大直径三通管冲压复合模设计解决了大直径三通管的加工难题、带有浮动凸凹模的拉伸冲孔复合模设计、适力压边式落料拉伸切边复合模设计、消音器后补碗落料、拉深、冲孔、翻边复合模设计、一模两件落料拉伸冲孔翻边复合模设计、环形弯曲件的模具设计、铰链卷圆成形工艺及模具设计、半自动送料切角装置设计、滑板式送料拉深、冲孔、翻边模设计实现自动送料、长管多孔冲模设计、带凸缘台阶方盒形零件拉深模和盒形件侧壁小孔翻孔模。

Elaborated the punching components formation principle, the basic dies structure and the rate process and the principle of design; and designed some conventional punching die:the die for big diameter three direction pipe which solved the problom of traditional machining,the drawing and punching compound die with float punch-matrix,代写医学论文,the drawing and cutting compound dies with unaltered press,the compound die for the back bowl of the noise keeper,the design of the compound die which could produce two workpieces in one punching,the bending die for the ring shape part ,the bending die which used the gemel ,automate loading die for cutting, the drawing,punching and burring compound dies with sliding automated loading,the punching die for the long pipe with two row of hole,the drawing die for the square box shape workpiece and the burring die for the box shape workpiece.

本文对冷冲压技术的分类、特点及发展方向作了简略概述；论述了冲压零件的形成原理、基本模具结构与运动过程及其设计原理；对典型的冲压件模具入行了设计：大直径三通管冲压复合模设计盖世了大直径三通管的加工难题、带有浮动凸凹模的拉伸冲孔复合模设计、适力压边式落料拉伸切边复合模设计、消音器后补碗落料、拉深、冲孔、翻边复合模设计、一模两件落料拉伸冲孔翻边复合模设计、环形弯曲件的模具设计、铰链卷圆成形工艺及模具设计、半自动送料切角装置设计、滑板式送料拉深、冲孔、翻边模设计实现自动送料、长管多孔冲模设计、带凸缘台阶方盒形零件拉深模和盒形件侧壁小孔翻孔模。

In this paper,taking the gas pipe network system as an example,the author analyzes the feature of geographical network,and gives the conceptual model of geographical network,deeply researches the establishment of the model of network data and the topology relation of gas pipe-network.

以城市燃气管网系统为例，在分析地理网络特征的基础上，提出了地理网络的概念模型，重点研究燃气管网数据模型和网络拓扑关系的构建。

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％。