查询词典 efficiency

Having in view the lozenge arrangement of demisters and diversely shaped plates , the pressure drop and flow velocity in demisters were measured during many tests , while the demisting efficiency and the concentration of liquid droplets were calculated by the liquid balance method the effect of flow velocity and that of plate pitch on demisting efficiency as well as the influence of the number of demister stages on both the efficiency and pressure drop have been analyzed , herewith providing some referential .

针对除雾器的菱形布置方式和叶片的不同几何形状，通过大量实验测定了除雾器的压力降和速度，利用水平衡法计算了除雾效率和液滴浓度，分析了除雾器气流速度，叶片间距对除雾效率的影响及除雾器级数对除雾效率和压力降的影响，为该型除雾器的设计和制造提供了参考依据。

DEMISTER~ style 713 knitted mesh mist eliminator provides increased efficiency with low pressure drop in drying towers,FLEXIFIBER~ BD-LdP Brownian Diffusion candle mist eliminator provides reduced pres- sure drop with no loss in efficiency in absorption towers and FLEXIFIBER~ ICK-LF impaction candle mist elimi- nator provides increased service life with no loss in efficiency in drying and fin...

DEMISTER~型713丝网除雾器，在干燥塔中使用可提高效率且具有较低的压力降；FLEXIFIBER~BD-LdP布朗扩散型烛式除雾器，在吸收塔中使用可减小压力降且无效率损失；FLEXIFIBER~ICK-LF碰撞型烛式除雾器，在干燥塔和二吸塔中使用可延长使用寿命且无效率损失。

The results of numerical simulation suggest that the demisting efficiency increases as droplet diameter and gas velocity increasing and decreases as the mist eliminator plate spacing reducing, and the efficiency of arc-shaped plate with barb mist eliminator is higher than that of polyline-shaped plate mist eliminator. Droplet with a diameter under 20 mm is of low demisting efficiency.

数值分析表明：除雾效率随液滴直径的增大而增大，随进气速度的增大而增大，随除雾器叶片间距的增大而降低；带倒钩的弧形板除雾器比折形板除雾器的除雾效率高；粒径小于20 mm的小液滴脱除效率较低。

Two kinds of representative CC-Repowering (feed water heating repowering,full firing repowering) were analyzed and compared in this paper. Aremarkable phenomenon was observed: Efficiency monotonouslychanges with work-ratio in FF-Repowering system; but in FWH-Repoweringsystem, there exists an optimal ratio at which point the efficiency isthe highest. Another phenomenon to be paid attention is that under somework-ratio, the efficiency of FWH-Repowering is higher than that ofFF-Repowering, giving rise to correcting the conventional concept.

本文对两种典型的联合循环系统(排气助燃型FF-Repowering和给水加热型FWH- Repowering)进行了热力学系统模拟研究，得到了随燃机汽机功比变化排气助燃型系统效率单调变化以及给水加热型系统效率存在极值点的现象，并发现了一定燃机汽机功比下给水加热型效率大于排气助燃型的特殊规律。

The energy exchange analysis indicates that gliding energy efficiency is dependant on the lift drag ratio of the wings and gliding angle of the hull. Through the calculation in this thesis, it can be concluded that enhancing the lift drag ratio can largely improve the energy efficiency when the gliding angle is in the range of 10to 40 degree, and when lift drag ratio is fixed, there exists a special gliding angle for the maximum of the efficiency, which provide theoretical basis for the design of operating parameters.

通过能量转换分析，得出滑翔机航行效率由机翼升阻比和机身航行角决定，航行角在10~40度范围内，增大机翼升阻比可显著提高航行效率；并由计算得出，在升阻比一定的情况下，总存在一个使滑翔机航行效率达到最大的航行角度，为样机工作参数设计提供了理论依据。

With the quality of coal thermal efficiency is 0.3 the average efficiency of direct combustion heating are 0.7 if the use of heat pump efficiency is 1.2 equivalent to 40% energy saving.

同质量的煤，火力发电的效率是0.3，直接燃烧采暖平均效率是0.7，假如利用热泵则效率是1.2，相称于节能40％。

PSⅡmaximum efficiency, quantum efficiency of PSⅡ,PSⅡoperating efficiency and electron transfer rate of leaf in the light-adapted were increased withyear of release.

髓品种育成年代增加，剑叶光适应条件下的Fv′／Fm′、Φ_、qP和ETR增加，即PSⅡ的激发能捕获效率、光化学量子效率度、反应中心的开放程和电子传递速率都增加。

As shown in the experimental results: as the conductor of petroleum biological degradation, the quantity of microorganism is the important factor of petroleum degradation efficiency, the huge natural capacity of microorganism in soil is its foundation of bioremediation; petroleum density in certain scope do not affect for the degradation efficiency of petroleum, and in the density of 5%, its initial degradation efficiency is higher, however after training 40 days, this kind of advantage change weak gradually, the reason may be the petroleum of high density probably having certain poison role for microorganism; the best ecological condition of petroleum contaminated soil bioremediation is that nutrition material C: N = 60, electron receives body HiOi joining quantity amount to 12 mg/g, water content is 50%, surface activator is anion surface activator of 12 Wan base benzene sulphur sour sodium; the relation of primary and secondary of factor is water content, surface activator, nutrition material and electron receiver.

试验研究结果表明：作为石油生物降解的执行者，微生物的数量是影响石油降解效率的重要因素，土壤中微生物的巨大的自然容量是其生物修复的基础；石油浓度在一定范围内对石油的降解效率并没有影响，并且在5％浓度时，其起始降解效率较高，但是到了培养40天以后，这种优势渐渐变弱，可能还是高浓度的石油对微生物有一定的毒害作用；石油污染土壤生物修复的最佳生态条件为：营养物质C：N为60，电子受体H_2O_2的累计加入量为12mg/g，含水量为50％，表面活性剂为阴离子表面活性剂十二烷基苯磺酸钠；因素的主次关系为：含水量、表面活性剂、营养物质和电子受体。

It is found that the damage of the lines is mainly aroused by heat effect and electric force generated by impulse current circuit, and the effect is different between different current value and different lines. The steady state and transient state shielding efficiency of plate shielding cabin with metal silk net window and without window are measured, and the influence of window to shielding efficiency is analyzed. The result shows that the steady state shielding efficiency rises with frequency.

试验结果表明屏蔽室的稳态屏蔽效能基本上是随着频率的升高而变大，两种带合金丝网玻璃窗的金属板屏蔽小室的在10kHz以下时稳态屏蔽效能有15dB左右，在20kHz以上时各点稳态屏蔽效能都可以达到20dB以上，丝网玻璃窗对离窗近的测量点的屏蔽效能影响较大，而对离窗远的测量点影响较小。

The results of thermal characteristics and environmental protection performance tests show that in the CWS-fired boiler the output obtained is 14.123 MW, the combustion efficiency is 98% and the boiler efficiency is 89.975%, and CWS fuel can be burned cleanly, steadily and with high efficiency, which proves the technology is a promising oil-saving combustion technology.

其热工性能和环保性能的测试结果表明，用该型水煤浆锅炉实际出力达14.123 MW，燃烧效率高达98%，热效率为89.975%，热效率高出力足；烟尘及污染气体排放均未超过现行国标限值，采用该技术可实现水煤浆的高效、清洁、稳定燃烧，是一种前景广阔的代油燃烧技术。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。