Before the end of the 18th century, power-driven machines spinning two hundred threads simultaneously had been introduced in production.
在18世纪末以前，可同时纺出两百根纱的水力纺纱机已普遍应用于生产。
A machine for propelling an aircraft or a boat, consisting of a power-driven shaft with radiating blades that are placed so as to thrust air or water in a desired direction when spinning.
螺旋桨推进飞行物或船只的机构，由动力推动的轴和当旋转时按理想的方向注入水或空气的呈辐射状的桨叶组成
Spinning reserve is one of the important ancillary services and it can improve the reliability of power system. However, it should be purchased as one kind of resource.
加热管旋转备用是一种重要的辅助服务，它能提高电力系统的可靠性，然而它作为一种资源需要购买。
Therefore, the layout of spinning reserve scheme in the environment of electricity market should pay attention to both the reliability and the economy in power system operation.
因此，电力市场环境下的旋转备用方案的制定需要兼顾电力系统运行的可靠性和经济性。
Based on the specialities of numerical control of power spinning machine tool, this paper described the process of generating NC code from the cutter location track file.
描述了根据数控强旋机的特性，从已有的刀具轨迹文件出发，经过一系列处理生成了数控代码的过程。
Simen Town, Yuyaoinsulation material factory (the original Lang-Xia Town, Yuyao Glass asbestos products factory) specializing in the production of F series dry type, wet cotton FD series of stone products, has worsted; hand spinning; clean stone cotton cloth, dust has stone cotton cloth, spinning machine; dry-spinning of asbestos line, stone cotton cloth, asbestos rope button, ribbon, asbestos braided rope, asbestos insulation board, asbestos paper, such as°sealed insulating material, widely used in national defense, metallurgy, petroleum, chemicals, electric power, shipbuilding, paper, pharmaceutical, mining and other industries, product specification is complete, stable quality, best-selling country and enjoy good reputation.
余姚市泗门镇佳鑫保温材料厂(原余姚市朗霞镇玻纤石棉制品厂)专业生产干式F系列，湿式FD系列石棉纺织制品，有精纺；手纺；无尘石棉布、有尘石棉布、机纺；干纺石棉线、石棉布、石棉钮绳、织带、石棉编织绳、石棉保温板、石棉纸、石棉板等密封保温材料，广泛应用于国防、冶金、石油、化工、电力、造船、造纸、制药、矿山等行业，产品规格齐全，质量稳定，畅销全国，享有良好信誉。
The major products include: wire and cable encumbered a unit [including wires, power lines; 5, 6 type cable, computers; cable PE foam plastic rainbow lights; silica gel; cold feed Rubber lines]; single New Zealand stranding unit; polypropylene extrusion and spinning unit; cable peripheral devices (of the plane or two-color machine, a powder machine, a machine oil, copper preheating, Etc.).
产品主要包括：电线电缆押出机组[含电子线、电源线；5，6类线缆，电脑线；发泡PE线缆；塑料彩虹灯；硅胶线；冷喂料橡胶线等]；单纽绞线机组；丙纶挤出及纺丝机组；线缆周边设备（注条机或双色机、过粉机、过油机、铜线预热器等）。
The results show that:(1) in power spinning proc...
结果表明：(1)在带横向内筋锥形件强旋成形过程中，旋轮成形角对内筋成形性能的影响最大，其次为旋轮圆角半径，旋轮直径和旋轮退出角对内筋成形性能的影响较小；(2)旋轮成形角和圆角半径越大，工件的内筋成形性能越差。
This is key because, often, a small motor spinning very fast can provide enough power for a device, but not enough torque.
这主要是因为，通常，当小小的电机高速运转时，虽然能提供足够的功率，但不能提供足够的力矩。
Zhangjiagang City Dongfeng Special Fan Producing Co., Ltd mainly produces the fans to match with the fields of industrial furnaces, glass products, electrical power, and spinning. The main product series include monopole and multipole radial fan, draught fan, and high temperature cycle fan.
张家港市东丰特种风机有限公司是专业配套工业炉窑、玻璃制品、电力、纺机行业，主要产品系列有单极和多极离心式通风机、引风机、高温循环特种风机，规格品种齐全。
The effects of plastic deformation inhomogeneity on spinnability and forming quality of Ti 153 during the process of cold power spinning were studied.
研究了塑性变形不均匀性对Ti 15 3合金冷强力旋压可旋性和成形质量的影响。
Our gas power springs have been extensively used in manufacture of auto engine caps, opening of back doors, graph plotters, air shelves, printing machines, food processors, modern automatic machine equipments, body-building equipments, spinning, computer furniture and woodworking machines.
现已广泛应用于汽车引擎盖、后门的开启，绘图机、航空货架、印刷机械、食品加工机及现代自动化的机械设备，健身器材、纺织、电脑家具、木工机械等。
Check power tongs and spinning rope are not on drill floor.
检查动力钳和尾绳也许在钻台
Check power tongs or spinning rope are not on drill floor.
检查动力钳和尾绳也许在钻台
At present, the Company operated tools have welding class, clamp type, a type of spinning, metal type, instrumentation type, measuring tools, abrasives category, chemical products such as more than a dozen major categories, the 10, 000 kinds of commodities, agents, MA license sales in Japan, Fluke, Stanley, Taiwan Bao-workers, OPT, our easy to get Cedel, KTC, Maeda, Mitsubishi, Sanwa, YAMAWA, SUMICO, dinosaurs and other brands, the company Products widely used in industrial, electrical machinery, minerals, electric power communication, schools, and other industries to meet the aspirations of users of high, medium and low-end tools necessary.
目前本公司经营的工具有焊接类、钳类、旋具类、五金类、仪器仪表类、测量工具类、磨料磨具类、化工产品类等十几大类，上万种商品，代理经、销日本马牌、福禄克、史丹利、台湾宝工、OPT、力易得、世达、KTC、前田、三菱、三和、YAMAWA、SUMICO、恐龙等各种品牌，公司产品广泛适用于工业、电子机械、矿产、电力通信、学校等各行各业，满足广大用户对高、中、低端各种工具需要。
In this paper, We introduce the technology of large-diametre, and thin-wall aluminium tube which processed by centrifuged casting and power spinning.
介绍采用离心铸坯&变薄旋压方法制作大口径薄壁铝管的工艺。
In the study on the process test of tube power inner spinning, the radial feed, the angle of roller, reductions of wall thickness are taken as test factors.
在筒形件强力内旋压的工艺试验研究中，选取进给率、旋轮前角和变薄率作为试验因子，用正交试验法进行旋压试验。
The power spinning of thin-walled shell with special shape is a complicated plastic forming process.
异型薄壁壳体强力旋压是一种复杂的塑性成形过程，研究旋轮参数对该过程的影响，可为相关成形参数的确定和优化设计提供理论依据。
Based on the ancillary service model in power market, a new integrated competitive bidding model of the ancillary service in power market is proposed. This competitive model can consider many ancillary service methods, such as the electric energy, the AGC and the spinning reserve, etc.
在基于电力市场辅助服务模式的基础上，提出一种新的电力市场辅助服务的综合竞价模型，该竞价模型可以同时考虑电能和AGC以及旋转备用等多项辅助服务功能。
A chance-constrained programming model taking interruptible load into consideration for the requirement of spinning reserve in power system
计及可中断负荷的旋转备用容量机会约束规划模型