The efficiency of energy conversion of PAR is 0.58% more or less in plant community of Haibei alpine meadow area.
同时计算表明，海北高寒草甸地区植物群落对PAR的光能利用率为0 .5 8%左右。
CHP can produce electricity energy and make full use of the waste heat energy. Hence its total thermal efficiency is much more than the traditional energy conversion plant.
CHP既能发出电能，又能充分利用余热能量，使其总的热效率远远超过传统的能量转换装置。
Input and output power of instruments was measured, and efficiency of energy conversion instruments and energy loss was calculated, and effective methods were put forward to improve the system.
测量了各装置的输入输出功率，计算了能量转换装置的转换效率和传输过程中的能量损耗，提出了改进系统的有效途径。
We have computed the wiggler parameters, efficiency of energy conversion between electron beam and laser field, laser intensity, phase-space distributions and energy spectrum of electrons.
计算了摆动器参数、电子束和激光场之间的能量转换效率、激光强度、电子的相空间分布和能谱。
The results show that the function of the land ecosystem is low, the energy conversion efficiency and the stability is not high.
结果表明，该县土地生态系统功能低下，系统的能量转化效率及稳定性较低。
Some factors effects on energy conversion efficiency have been analyzed, which give some support for the next application and development of solar chimney.
对影响整个太阳能热转换效率的几个因素进行了研究分析，为下一步太阳能烟囱技术的进一步推广应用打下基础。
In the case of low laser power, by means of cylindrical focusing laser beams, energy conversion efficiencies were increased by a factor of 8 to 30 with a maximum conversion efficiency of 64%.
利用圆柱面透镜将激光束聚焦的办法使能量转换效率提高了8到30倍。用此方法最高能量转换效率达到了64%。
The results of simulation show that the output power and energy conversion efficiency of the said chimney increase along with increasing the area of heat-collecting shed and the height of the chimney.
数值模拟结果表明，太阳能烟囱的输出功率及能量转换效率随集热棚面积和烟囱高度的增加而增加。
The paper presents the application of the technology of frequency conversion in the air-condition. It has the high efficiency, saving the energy, protection of the machine.
本文只论述变频技术在空调系统中的应用，它具有高效、节约能源、保护电机的优点。
Conversion efficiency of energy is an important characteristic for the piezoelectric components.
用作转换器的压电元件的一个重要特性是衡量其能量转换效率。
It is esteemed that CGE is same as mechanical energy in quality and the efficiency conversion of CGE of any ideal machinery won't be able to exceed 66.67 % at their maximum power-output points.
作者认为，浓差能与机械能本质是相同的，任何理想机器最大输出功率处的浓差能转换率都不会超过66.67%。
The motivation for the research and development of fuel cells is mainly related to their potentially light weight, low volume, and high efficiency of energy conversion, etc.
燃料电池研究与开发的原因主要在于其质量轻、体积小、能量转换效率高等。
Most of the quantum cutting systems hitherto is fluoride, which have no practical value due to their low stability, low absorbability and low energy conversion efficiency under VUV exciting.
科学家们已经证实的量子剪裁体系多为氟化物，由于它们在VUV下的不稳定性和氟化物的活性，以及氟化物基质在VUV波段的弱吸收、能量转换效率低，所以没有实际应用价值。
As a major way of solar power generation, whether solar photovoltaic power generation can improve the photoelectric conversion efficiency, cost-effective use of solar energy is a priority to resolve.
作为太阳能发电的主要的发电方式，太阳能光伏发电能否提高光电转换效率、经济高效地利用太阳能是首先要解决的问题。
A volume phase and off-axis holographic Fresnel lenses was developed for matching the corresponding solar cells with different band gaps. The conversion efficiency of energy increased by two times.
用激光制作了离轴体积位相全息菲涅耳透镜，并把它们和相应的具有不同能带隙的太阳电池匹配，其能量转换效率提高了两倍。
The fluorescence of dominant species leaves is decreasing at noon shows that efficiency of light energy conversion at noon is decreasing and further to explain photo inhibition.
中午优势种叶片荧光降低表明中午的实际光能转化效率降低，进而说明了中午发生光合作用光抑制。
The thin film of the invention is provided with wider energy band gap, and solar cells provided with the thin film can significantly improve the photoelectric conversion efficiency and stability.
本发明的薄膜具有更宽的能带隙，具有这种薄膜的太阳能电池能够显著提高光电转换效率和稳定性。
Products of the project are intelligent control devices with environmentally adaptive capacity, high energy conversion efficiency, high stability.
项目产品是具有环境自适应能力、高能量转换效率、高稳定性的风光能源智能控制装置。
It could absorb solar energy and improve the efficiency of solar energy photothermal conversion.
在太阳能热利用中，它能把太阳能富集起来，提高太阳能光热转换效率。
NREL wind turbine airfoil can better meet the requirements of the aerodynamic performance than the traditional airfoils, and the airfoil has a high energy conversion efficiency.
NREL风力机专用翼型较传统翼型更能满足气动性能的要求，并且翼型具有较高的能量转换效率。
The increase of discharge frequency and decrease of cooling-water temperature at a certain extent also favored the improvement of O2 conversion, H2O2 yield and energy efficiency.
适当降低冷却水温度，增加放电频率也可提高合成过程中的氧转化率、H2O2收率及合成H2O2能量效率。
The invention provides an up-conversion luminescent material used for improving the energy conversion efficiency of a silicon-based solar battery and a preparation method thereof.
本发明提供了一种可用于提高硅基太阳能电池能量转换效率的上转换发光材料及其制备方法。
Combining the characteristic of the high energy conversion efficiency of a flexible thin film solar battery, the invention lays the flexible thin film solar battery (6) on the wing (4).
本发明结合柔性薄膜太阳能电池具有高能量转换效率的特点，在机翼(4)上铺设柔性薄膜太阳能电池(6)。
Based on the principle of the solar chimney power plant systems, analysis on the output power and the energy conversion efficiency of the systems has been presented.
研究了“水花生和麦麸—黄粉虫—鳝鱼”食物链各个环节的物质能量转化效率以及整条食物链的物质流和能量流。
The performance, energy efficiency, and safety level of IL conversion manufacturers' ESL must reach national standards, "energy saving" preferred.
转型生产的节能灯性能、能效和安全水平必须达到国家标准，产品最好获得 “节”字认证。
The utility model is capable of fully using wind energy to improve the energy conversion efficiency because the wind wings are in semi-ellipsoidal shapes.
本实用新型的 风翼为半椭球性，可以充分利用风能，提高能量转换效率。
The measured solar-to-fuel energy conversion efficiency — defined as the heating value of the fuel produced divided by the solar radiative power input — reached 0.8 per cent.
测量的太阳能与燃料转换效率（产生的燃料加热值与太阳辐射输入功率之比）达到 0.8%。
High conversion efficiency, have 85% with the fluorescent lamp. Save the cost of solar and wind energy.
高转换效率，在带日光灯负载情况下，可达85%的转换效率，节省了太阳能、风能的投入。
We find that the surface area of carbon electrodes has markedly influences on the charge transfer resistance, the efficiency of catalytic process of I3 - ions, and the energy conversion efficiency.
实验结果发现，碳极的表面积会强烈影响介面电荷转移阻抗、I3-离子还原效率与光电转换效率。
We find that the surface area of carbon electrodes has markedly influences on the charge transfer resistance, the efficiency of catalytic process of I3 - ions, and the energy conversion efficiency.
实验结果发现，碳极的表面积会强烈影响介面电荷转移阻抗、I3-离子还原效率与光电转换效率。
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