The ration adding velocity had no significant effect on pelleting, but low adding velocity led to poor production efficiency, while high adding velocity caused frequently choke.
喂料速度对压块效果基本上没有影响，但速度过快会发生压块机进料口堵塞，速度过慢，生产效率太低。
The people's studious aim is that the silicon materials can realize high luminescence efficiency and prepare efficient laser apparatus and LED.
硅基材料能否实现高效发光，从而做成高效率的激光器及发光二极管等，这是人们一直追求的目标。
Organic LED devices have become a fascinating field in recent years for its excellent features such as high luminescent efficiency, low energy consumption, and quick response.
有机led平板显示器具有效率高、亮度强、能耗低、色彩丰富以及响应速度快等优点，是近年来发光显示领域的研究热点。
Using solid maintenance free LED light source, high light efficiency, life up to 100 thousand hours; excellent circuit design, working light and strong light can be arbitrary conversion.
采用固态免维护LED光源，光效高，寿命长达10万小时；优良的电路设计，工作光和强光可任意转换。
As one of the most promising light sources, white LED has many advantages, such as high luminous efficiency, high luminous intensity, long life period etc.
在强调节能减排的今天，白光LED因为具有发光强度大，效率高，体积小等优点而被视为最具潜力的光源之一。
The team also believes the design principles they used will allow other researchers to produce new, high-efficiency LED materials.
该科研团队工作人员相信，他们使用的设计理念也可以让其他科研人员用来设计新型高效的LED材料。
Compared with other driving mode, switching power technology has high efficiency, so the thesis gives a LED driver in detail with switching power technology.
与其它恒流源驱动方式相比，开关电源技术有着高效灵活的优点，因此本文基于开关电源技术给出了一种LED驱动电路。
Light Emitting Diode (LED) has the advantages of high efficiency, energy saving, long life, environmental protection, etc.
发光二极管(LED)具有高效、节能、寿命长、环保等优点。
According to the analysis, the characteristics of LED is clearly evident, long service life, high efficiency and low consumption and no radiation.
据分析，LED的特点非常明显，寿命长、光效高、无辐射与低功耗。
In applications like LED lighting which are largely driven by energy savings it only makes sense to use a high efficiency power supply.
其应用领域，如LED照明设备，出于广泛的节能诉求，采用高效率电源是再合适不过了。
Lighting source: Low light-declining LED, long lifetime, energy saving, high efficiency and environment protective.
使用光源：一律采用低光衰大功率的LED作为光源，以确保其长寿命、节能、高效、环保的特点。
Lighting source: Low light-declining LED, long lifetime, energy saving, high efficiency and environment protective.
使用光源：一律采用低光衰大功率的LED作为光源，以确保其长寿命、节能、高效、环保的特点。
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