Wales has introduced special low speed limits to minimize pollution.
威尔士已经推行了特殊的低速限制以把污染降低到最低水平。
Turnout system is the vital line-switching system for the safe operation of medium-low speed maglev vehicles.
道岔系统是保证中低速磁浮列车安全运行的重要转线系统。
Experimental results show that the exhaust tuning chamber can improve the engine performance at the middle low speed range.
试验表明，采用排气调谐腔能有效改善发动机在中低速区的性能。
Parallel Packet switch (PPS) can realize high speed switching by using low speed switches, which is a hot spot in switching area.
并行分组交换机(PPS)是一种利用多个低速交换结构实现高速交换的新技术，它是当前高速交换领域的一个研究热点。
Safety brakes have been used at low speed shaft of ladle cranes, especially of those with planet gear boxes. Safety brakes protect the main hoist effectively.
铸造起重机(特别是采用行星减速机者)在卷筒端低速轴上安装安全制动器，对起升机构起到有效的安全保护作用。
Inspect low speed bearings for excessive wear.
检查低速轴承过度磨损。
Firstly, the advantages of low speed high torque motor were introduced.
阐述了低速大力矩直接驱动电动机的技术优势。
Small motorized tricycles used gasoline, simple structure, low speed, stability good.
小型机动载货三轮车以汽油机为动力，结构简单，车速较低，稳定性较好。
The vessel is to be single fixed pitch propeller propulsion with one (1) low speed diesel engine located aft.
本船推进系统由1 台位于艉部机舱内的低速柴油机和一个定距螺旋桨以及轴系组成。
These low speed high pressure pumps are especially designed for continuous digester feed in the pulp and paper industry.
两者为高压低速泵，专为造纸行业中蒸煮器连续进料而设计。
Some improvement in efficiency can be gained at high speed by reducing viscosity and at low speed by increasing viscosity.
在高速时降低粘度，在低速时增大粘度，均可提高效率。
The configuration also provides acoustic shielding and, at low speed, increases aircraft lift without a thrust or drag penalty.
该构造还提供声屏蔽，并且在低速下，增加飞机升力的同时没有推力或阻力损失。
The Pre-filled syringe filling & stoppering machines are available in many types such as low speed, high speed, vacuum, non-vacuum, etc.
公司生产的预充式注射器灌装加塞设备涵盖了低速、高速，真空与非真空诸多品种。
According to the application in the low speed voice encoding device, its operation modes and configuration are introduced in this paper.
文中结合该芯片在低速语音编码设备中的应用，详细介绍了其工作模式及配置方法。
The present invention relates generally to wind turbines. In particular, the invention concerns small, low speed, horizontal axis wind turbines.
本发明大体上涉及风力涡轮机。具体地，本发明涉及小型、低速、水平轴风力涡轮机。
Due to no gearbox and other related parts, the turbine runs at low speed with only 16-17 RPM, so the reliability and efficiency is highly improved.
由于减少了齿轮箱和其他相关零部件，发电机的转速每分钟仅16 -17转，风机运行的可靠性和效率显著提高。
Due to the large torque ripple of inductance motor based on direct torque control, especially at a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，该文提出一种新的控制方法。
Due to the large torque ripple of inductance motor based on direct torque control, especially in a low speed, this paper proposes a new control strategy.
针对基于直接转矩控制的感应电动机在低速运转时存在较大的转矩脉动问题，提出一种新的控制方法。
The result shows that the dynamic performance of twelve-section control scheme is superior to that of six-section control scheme, especially in the low speed range.
结果显示，十二分区方案在动态性能方面，特别是在低速区，要明显优于六分区方案。
The simulation results show that the proposed method succeeds in detecting low speed target with low false alarm probability in low signal to noise ratio environment.
仿真实验表明，该检测方法能在低信噪比环境中，以低虚警率对低速目标进行有效检测。
The maximum power of the supercharged CNG engine is equivalent to that of the original gasoline engine, with certain improvement in low speed torque and fuel economy.
增压后天然气发动机的最大功率与原汽油机相当，低速转矩特性明显改善，同时发动机使用经济性也得到提高。
The conclusion supports the basic principle of the special theory of relativity, and regresses to the formula of classical theory naturally in low speed approximation.
其结论支持狭义相对论的基本原理，并且在低速近似下，自然回归到经典物理的公式。
Generally speaking, most of the wind turbine rotor is a rigid rotor, usually at low speed balance can be achieved and ensure the accuracy of the use of wind turbine rotor.
而一般来讲，大多数的风机转子都是属于刚性转子，通常在低速平衡就能达到和保证风机转子的使用精度要求。
According to vehicle driving conditions active front steering can achieve the desired steering ratio, which meets the flexibility at low speed and stability at high speed.
主动前轮转向可以根据汽车行驶状态实现理想转向传动比，能同时满足低速时的灵活性与高速时的稳定性要求。
The research achievements have provided technical reference for the localization of magnetic levitation vehicles with common conductor and medium or low speed in the future.
研究成果为今后中低速常导磁浮车辆国产化提供技术参考。
The vertical axis wind power system has the advantages of low speed, easy to be fixed, low noise and high efficiency. It has wide applications and prospects for development.
垂直轴的离网型风力发电机系统具有低风速启动、安装使用方便、噪声低、效率高等特点，有着广阔的应用领域和发展前景。
This paper discusses different drive gear failures in coal mining equipment featuring high power, low speed, heavy-duty and small dimension, and proposes measures against them.
针对煤矿机械功率大、速度低、重载和相对尺寸小的特点，分析了煤矿机械传动齿轮的失效形式，提出了改进途径。
The results showed that the sulphide layer could improve the anti scuffing property of steel at low speed remarkably, and showed excellent friction reducing and wear resistant effects.
结果表明：在低速条件下渗硫层可显著改善钢表面的抗擦伤性能，且具有较好的减摩耐磨作用。
The results showed that the sulphide layer could improve the anti scuffing property of steel at low speed remarkably, and showed excellent friction reducing and wear resistant effects.
结果表明：在低速条件下渗硫层可显著改善钢表面的抗擦伤性能，且具有较好的减摩耐磨作用。
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