效率高

Correlation between NUE and characters of inbred lines were analyzed. The resulted showed that in choosing inbred lines, the following traits should be included, higher chlorophyll content and big area of ear leaf at heading period, higher N content of grain and harvest index at low N, and the big biomass at heading period and maturity at high N.

通过玉米自交系各性状与氮效率的关系的分析表明，低氮胁迫下，应选择抽丝期穗位叶叶绿素含量高、穗位叶叶面积大、籽粒含氮量高和氮收获指数大的自交系，高氮处理条件下，应选择抽丝期生物量大和成熟期生物量大的自交系。

The results showed that nitrate and sulfate were more favorable electron acceptors compared to ferric iron.

结果表明，苯、甲苯和乙苯在以硝酸根和硫酸根为电子受体、污染物初始浓度较低的条件下，降解效率可达95％，而以3价铁为电子受体或者初始浓度较高时降解效率较低。

The gasturbine own electricity generation efficiency does not calculate veryhigh, generally between 30%~ 35%, but produces the waste heat hazetemperature reaches as high as 450 ~ 550 ℃, may recycle the heatenergy transformation steam once more through the afterheat boiler,the actuation steam turbine sends time of electricity again, forms thegas turbine -- steam turbine union circulation electricity generation,the electricity generation efficiency may achieve 45%~50%, somelarge-scale units even may surpass 55%.

燃气轮机自身的发电效率不算很高，一般在30％～35％之间，但是产生的废热烟气温度高达450～550℃，可以通过余热锅炉再次回收热能转换蒸汽，驱动蒸汽轮机再发一次电，形成燃气轮机--蒸汽轮机联合循环发电，发电效率可以达到45%~50%，一些大型机组甚至可以超过55％。

The choose of high efficiency fluorescent materials , the use of the multi-layer structure of exciton confinement and the cathode and anode interface modification have been proved to be the most effective way to improve the device characteristics.

选用选用高荧光效率的材料，激子限域的多层结构及采用阴极和阳极的界面修饰等，已被证明是改善器件效率的有效方法。

The feed mixer took in the feed processing process the leading equipment, its performance quality directly will affect the feed product the quality and the production efficiency.

饲料混合机作为饲料加工过程中的主要设备，其性能的好坏将直接影响饲料产品的质量和生产效率。传统的饲料混合机不仅效率不高，而且配料精度低，能耗比较大，已经不能满足饲料业的发展要求。

The relationship between gas (NH_3) absorption efficiency and gas velocity through tray's hole as well as liquid flow intensive is explorated, and a mathematical model for calculating gas Murphree plate efficiency of HVGT is derived.

本文以高负荷导向垂直栅板塔板流体力学研究为基础，对该塔板的传质性能进行了研究，探讨了塔板气相氨吸收效率与板孔气速和液流强度的关系，推导出了HVGT气相Murphree板效率数学模型。

The heat consumption of turbine is 8167kJ/ after revising at the condition of the whole opening four valves (4VWO). At the rated load, the efficiency of high-pressure cylinder is 81.64%, and the efficiency of the middle and lower pressure cylinder is 90.53%.

试验研究表明，宁夏中宁发电有限公司的新型改进优化型机组(K156)性能基本能够达到设计指标，在设计额定负荷330MW下的热耗率为8339kJ/，汽轮机在四阀全开(4VWO)的工况修正后热耗率为8167 kJ/；在额定出力下，高缸效率达81.64%，中低压缸效率达90.53%。

In boiler field, proper atomization of high viscosity liquid fuel is the essential assurance to safe .stable and high efficient combustion for boiler; in the propulsion equipment of rockers and turbo jet-propelled engine, the atomization quality of liquid fuel is the precondition to improve combustion efficiency and supply sufficient propulsion; in the field of industrial manufacture, metal powder is made by liquid metal which is impacted by high velocity gas; in the field of agricultural irrigation, the water with certain velocity is used to strike metal disk to make insufflations proportionally to the irrigation field; in the technique of desulphurization and coal gasification, proper design of nozzle is the essential factor to advance the efficiency of desulphurization and coal transformation.

在锅炉领域，高粘度液体燃料的良好雾化是锅炉安全稳定高效燃烧的重要保证；在火箭推进装置、涡轮喷气式发动机中，液体燃料的雾化质量是提高燃烧效率并产生足够推力的前提；在工业生产领域，用高速气流冲击液态金属来制备金属粉末：在农业灌溉中，用一定速度的水流冲击金属圆盘破碎并改变方向实现对灌溉区域的均匀喷洒：在烟气脱硫、煤气化等工艺中，良好的喷嘴设计是提高烟气脱硫效率和碳转化率的重要因素。

The inefficient marginal producer thus artificially kept in that line of production continues to tie up land, labor and capital that could much more profitably and efficiently be devoted to other uses.

同时，这样被人为保留在某一行业中的缺乏效率的边际生产者，也将因此继续占用着该行业生产中的土地、人力和资本，使这些资源不能被投入到其他收益更大、效率更高的地方。

The theoretical calculation indicates that the fluorescence efficiency of single mode is 5.83% and multimode is 1.75%.

理论计算表明：单模和多模的荧光效率分别为5.83%和1.75%，在此计算中单模的荧光效率比多模的高。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失