查询词典 power transmission

After transmission over single-mode fiber 20 km, the power penality is less than 2 dB.

标 签 光通信光纤无线通信系统外部调制器光载毫米波光载波抑制下行链路 optical communications radio over fiber system external modulator optical millimeter wave optical carrier suppression downstreem

Fuzzy Logic Ratio Control of Continuously Variable Transmission System;2. analyzing the primary characteristic and the power performance, this article discusses the changing regularities of the ratio in two types of HTC, which have different penetrativity.

分析对比液力变矩器原始特性和动力特性，讨论了当外界阻力发生变化时，具有不同透穿性的液力变矩器速比的变化规律及其对变速器传动效率的影响，指出在自动变速器设计中，合理选择液力变矩器的结构参数，特别是注重其透穿度与发动机适应系数的合理匹配，是提高自动变速器传动效率及汽车驱动功率的有效途

The reliable transmission of instructions and data is achieced, and the intelligent management of electric power database and an automaticly perambulatory detection are brought to success.

实现命令和数据的可靠传输，用电数据库的智能管理和自动巡检。

M1 A1 tanks weight 63.0 tons, the engine is mounted AGT-1500 gas turbine engines, the output power of 1500 (1119 kilowatts), an average of 24/ton, variable-speed device is used in Renk HSWL354 transmission to ensure that the M1 A1 tanks To 72 km/h speed.

M1 A1坦克重63.0吨，装的发动机是 AGT-1500燃气涡轮发动机，输出功率1500匹(1119千瓦)，平均24匹/吨，变速装置采用的是Renk HSWL354变速器保证了M1 A1坦克能以72公里/小时速度行驶。

With the serial communication it realizes the semiduplex wireless transmission,adapts to wireless data acquisitions of low power and short distance, and resists disturbance well. This paper also introduces its application in testing forces of the steely rope in hoist system.

以串行通信方式实现采集数据的半双工无线传输，适合于低功耗短距离无线数据采集，并具有抗干扰能力强等优点；最后介绍了其在提升系统钢丝绳张力实时检测系统中的应用。

Noise can be reduced by about 2 dB by using oil-resistant rubber isolator to reduce solid-borne sound transmission; the setting-up of semienclosed noise barriers can not only reduce the work region's noise of workshop by 13 dB, but also adapt to the gas's characteristic involved with H2S, CO, and other poisonous components without supplied mandatory ventilation; locating the noise absorbers on the walls and ceiling of workshop can reduce noise by 8 dB; the exhaust silencer's elimination volume can reach above 30 dB which is designed in accordance with the exhaust noise spectrum characteristic of gas-combustion generator. By the combination of these measures, the noise of the gas- combustion generator will be under effective control, so that the gas power plant's noise pollution problems can be resolved.

通过选用耐油性好的橡胶隔振器减少固体传声，可降低噪声约2 dB；设置半封闭式机组隔声屏障可降低生产车间工作区域内的噪声达13 dB，并且适合瓦斯发电气源中含有H2S、CO等有毒有害气体的特点，不需增加强制通风措施；在生产车间四周墙壁和顶棚上敷设吸声体，最大可降低空间噪声8 dB；根据瓦斯发电机排烟噪声频谱特性设计的阻抗复合式消音器的消音量可以达到30 dB以上。

The invention solves the problem of accessing to network by using infrared or low power laser light communication in subrange, especially aims at multi users on-line by optical signal in room place and being liable to interference with WLAN build with conventional air wave transmission. The optical accessing LAN consists of an accessing point and multi users devices.

本发明涉及局域网通信技术领域，公开了一种光接入局域网系统，能够解决局部范围内以红外线或低功率激光的光通讯方式上网的问题，特别是针对室内空间多用户以光信号传输方式上网的情况，以及解决以传统无线电波传输方式组建WLAN的易受干扰信息安全问题。

This passage inquiries into the present condition of the power grid, predicts the burden development of Xinjiang, analies the schemes about the develoment and susceptance of electric energy, then we can conclude that the transmission of middle kaidou river mainly with 500 kV through the comparison of the project.

本文主要通过探讨新疆电网的现状、预测新疆的负荷发展、分析新疆电源发展及电能消纳方案，通过分析比较输电方案得出新疆开都河中游河段输电系统规划以500kV输电为主。

Zurich , Switzerland, June 6, 2006 – ABB, the leading power and automation technology group, has won a $180 million order from Terna SpA, a leading energy company that operates the Italian transmission system.

瑞士苏黎世6月6日消息——领先的电力和自动化技术集团 ABB 公司赢得了 Terna SpA 公司，一间运作着意大利传输系统的领先能源公司，一份价值一亿八千万美元的订单。

A transmission management model for unbundled electric power market is studied.

对开放的电力市场环境下的输电调度模型进行了研究。

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％。