查询词典 water pipe

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。

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。

Qingdao°·French°·company to introduce a complete set of production technology and management experience, specializing in the kinds of non-standard heat pipe radiator (IGBT, GTO, diode, thyristor, optical devices, such as heating power devices used), water cooling plate, heat pipe heat exchanger (for closed, air / air), and the molten metal heat insulation direct immersion heater used for research and development and production.

青岛阿特姆全面引进法国阿特姆公司的全套生产技术和管理经验，专业从事各种非标热管散热器（IGBT、GTO、二极管、晶闸管、光学器件等发热功率器件用）、水冷却板、热管换热器（适用封闭箱体内，空气/空气）、以及熔融金属加热保温用直接浸入式加热器的研究和开发生产。

This kind of pipe features: lower density;sound-proof, when used as drain-pipe, water flow against the screw-thread inwall downwards, which solves the problem of noise.

这种管道的特点：密度较低；健全溜走，当用作排水管、水流对螺纹内壁调低它解决了噪声。

The optimization of water supply pipe networks is such a complicated work that includes creating networks model, calculating node demand, distributing initial flow, deciding initial imaginary flow, optimizing design, drawing pipe networks and isopiestic line .

给水管网优化系统是一个比较复杂的系统，包括建立管网的物理模型、计算节点流量、分配初始流量、确定初始虚流量、优化计算、绘制管网图及等压线图。

A steel bar is washed and dried, and then put into a glass pipe which is sealed to obtain stirring magneton; a mixed solvent of Gamma-methacrylate oxide propyl trimethoxy silane and methanol is prepared and added with an organic base to obtain a pre-bonding solvent; the stirring magneton is immerged into the pre-bounding solvent, and the outer surface of the glass pipe of the stirring magneton is bonded with a layer of silane substance with alkenyl; a reactive monomer mixture and a pore-forming agent mixed solvent are evenly mixed and then added into a container, the stirring magneton after the pre-bounding is put into the container which is sealed and then put into a water bath; after reaction, the container is removed, the stirring magneton coated with a polymer is taken out and put into a extractor and extracted by using a solvent; or the stir bar is immersed into the solvent till no impurity can be checked in the solvent, thereby obtaining the product.

将铁条清洗干燥，放入玻璃管内，密封得搅拌磁子；配制γ-甲基丙烯酸氧丙基三甲氧基硅烷与甲醇的混合溶液，加入有机碱得预键合溶液，将搅拌磁子浸入预键合溶液，在搅拌磁子的玻璃管外壁键合一层带烯基的硅烷化物质；将反应单体混合剂和致孔剂混合溶液混匀后倒入容器中，将预键合后的搅拌磁子放入容器，密封后置于水浴中，反应后除去容器，取出涂有聚合物的搅拌磁子，置于提取器中，以溶剂提取，或将搅拌棒置于溶剂中浸泡至溶剂中无杂质检出，得产物。

Main products: Series of Amorphous Silicon, monocrystalline silicon, polycrystalline silicon solar panels, solar intelligent controller, solar energy-saving lights, solar charger, solar mobile phone charger, solar lawn lamp, solar fan cap, full-function digital display 12A-Responder Knowledge Contest, Quiz answer in scoring device, the game scoring device, automatic water level controller, automatic rang the bell device (which can work 84 times / day), KD301, when microcomputer automatic control, and rang the bell device, KD302 microcomputer light control, time control switch, KD303 AC-DC dual-use micro-computer radio, rang the bell device, KD304 microcomputer AC-DC dual-use device to play Bell, KD - 18 multi-channel Pager, efficient electronic fishing devices, catch devices, infrared alarm, series inverter, the campus radio controller, smart, laser pointer, program-controlled telephone exchanges, series refrigeration components, series solenoid valve, Series DC lamp, series power hand-lamp, series of photoelectric switches, series of mercury switches, reed pipe series of wet, dry reed pipe, the first series of semiconductor gas, series core, magnetic ring, magnetic tank, ultrasonic transmitting and receiving the first, series fool Wang amplifier, series inverter module, push the module 2436, and so.

主要产品：系列非晶硅、单晶硅、多晶硅太阳能电池板，太阳能智能控制器，太阳能节能灯，太阳能充电器，太阳能手机充电器，太阳能草坪灯，太阳能风扇帽，数码显示12A―全功能知识竞赛抢答器，知识竞赛抢答记分器，球赛记分器，全自动水位控制器，全自动打铃器(可工作84次/天)，KD301微电脑自动时控、打铃器，KD302微电脑光控、时控开关，KD303微电脑交直流两用广播、打铃器，KD304微电脑交直两用打铃器，KD--18多路呼叫器，高效电子捕鱼器，捕器，红外线报警器，系列逆变电源，校园智能广播控制器，激光教鞭，程控电话交换机，系列制冷组件，系列电磁阀，系列直流灯，系列发电手灯，系列光电开关，系列水银开关，系列湿簧管、干式舌簧管，系列半导体气敏头，系列磁芯、磁环、磁罐，超声波发射接收头，系列傻瓜王功放，系列逆变模块，推动模块2436等等。

Fore peak tank, fresh water tank, ballast tank, fuel oil tank, void tank, auxiliary engine daily service tank, stee ring gear tank, emergency generator fuel oil tank, sewage treatment equipment all has air pipe and air pipe head.

3艏尖舱、淡水舱、压载舱、燃油舱、空舱、辅机日用油柜、舵机舱、应急发电机组燃油柜、生活污水处理装置及均设空气管及空气管头。

In the invention, heat exchanging pipe is washed once by water in every interval. The scale removal flow is provided with big shear stress and strong embedding ability. It can wash gruel sale of the pipe wall down and clean on line so that purposes of maintaining high-efficiency heat conduction of air cooler, prolonging the running period of air cooler and decreasing operation cost, are achieved.

本发明每间隔一段时间，通入水对换热管束冲刷一次，除垢水流的剪切应力大，裹挟能力强，能使管壁上剥落的粥样水垢冲刷掉，起到在线清洗的作用，从而达到维持空冷器高效传热、延长空冷器运行周期、降低运行成本的目的。

Where ground water is encountered, it shall be kept below the pipe by means of pumping until the pipe has been satisfactorily tested and backfilled.

如地下水中遇到的，它应保持低于管的方式抽水，直到管道已得到令人满意的测试，并回填。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"