不断变化的建筑规范、人们逐渐发展的品味，以及维护这些精美的旧标志牌的高昂成本，让企业欣然接受了发光二极管。它们节约能源，但成本仍然很高。
Changing building codes, evolving tastes, and the high cost of maintaining those wonderful old signs have businesses embracing LEDs, which are energy efficient but still carry great cost.
通过对MG 150pw极薄煤层采煤机的参数、结构设计原理进行分析，论述在极薄煤层开采中的发展前景。
Through analysing the parameter, construction, designing principle of MG150PW extremum thin seam coal winning machine. This paper discusses its developing vista in extremum thin seam mining.
从历史的发展趋势来看，西欧作为多极世界的一极，在反对军备竞赛、维护世界和平的事业中将进一步发挥其积极作用。
Viewed from the trend of historical development, West Europe, as one pole in this multipolar world, will play an even more positive role in opposing the arms race and defending world peace.
文中给出了四极质谱计在火箭试验及发射时的应用实例，并提出航天器泄漏监测技术的发展趋势和监测设备的方向。
A quadrupole mass spectrometer used during launch vehicle testing and launching is given, and the trend of spacecraft leak monitoring technique and equipment is raised.
综述了以有机小分子发光材料为基础的红绿蓝和白光有机发光二极管的结构、发光性质，简要介绍了其应用前景和发展趋势。
Recent progress about structures and properties of organic light-emitting diodes (OLEDs) based on small molecular materials with emphasis on devices relating to RGB and white was reviewed.
冷战结束后 ，以美、苏为首的两极对峙局势被打破 ，世界格局呈现了多维发展趋势 ，纷繁复杂。
The world pattern appeared to be a complicated multipolar tendeney of development, since the Cold War, when the confrontation between, U.
它采用了绝缘栅极双极型二极管和电压型换流器，控制和运行方式简单，输出波形好，具有广阔的应用范围和良好的发展前景。
It can be widely used for its easy and simple control and operation as well as for its good output waveforms.
该传感器不但能广泛用于临床医学诊断中，而且其原理和方法可直接推广到有害气体监测等方面，并可作为未来生物光极的雏型，很有发展前途。
The device is not only widely used in clinical diagnosis, but its methods can further be employed for harmful gas monitoring. As an embryonic form of bio-optrode, it has a promising prospect.
论文结尾对本课题进行了工作总结，并针对锂电池极耳焊接机及锂电池生产设备发展趋势和以后的工作努力方向作出了展望。
The end of this paper summary of the work carried out, and analysis the trends of lithium battery production equipment, including some suggestions for next work.
由于材料的吸收和低折射率问题，极紫外光刻所采用的光学系统发展趋势是全反射型。
All-reflective optical systems, due to their material absorption and low refractive index, are used to create the most suitable devices in extreme ultraviolet lithography (EUVL).
由于材料的吸收和低折射率问题，极紫外光刻所采用的光学系统发展趋势是全反射型。
All-reflective optical systems, due to their material absorption and low refractive index, are used to create the most suitable devices in extreme ultraviolet lithography (EUVL).
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