查询词典 efficiency factor

The relations between absorption efficiency and stripping factor in cocurrent and countercurrent flow were obtained.

对填料吸收塔在低浓度操作条件下的吸收率进行了分析和计算，得出了并流和逆流两种情况下吸收率与脱吸因数的关系，并对最大吸收率进行了讨论，得出了它的解析计算方

The parameter of laser energy transfer efficiency is used in the new model with a clear physical meaning for the first time. The mean absorption factor of laser induced plasma to the laser within the keyhole is calculated according to different welding parameters using the relative intensity method of spectral lines.

首次有机地将激光焊接能量传输效率这一重要的焊接参数以明确的物理意义引入数学模型中；通过谱线相对强度法计算推导出每一个焊接规范下小孔内等离子体对激光的平均吸收系数。

In system changes process, the balanced system changes that acclimatization changes is the critical factor of dynamic system structure efficiency.

在制度 变迁过程中，适应环境变化的均衡的制度变迁是动态的制度结构效率的决定性因素。

In solar power generation, the angle of the battery plate facing sun and sunlight is a key factor determining the efficiency of solar power generation.

在太阳能发电中，电池板受光面与太阳光线的角度是决定太阳能发电效率的关键因素。

In the process, the standard was createdthat improved compression efficiency by a factor about two overMPEG-2, and has more better network appetence.

在相同视觉感知质量的基础上，H.264的编码效率比MPEG-2提高了50％左右，并且有更好的网络友好性。

It reflected the fairness of market economy and efficiency principle adequately, can arouse the enthusiasm of all sorts of factor of production adequately.

它充分体现了市场经济的公平和效率原则，能够充分调动各种生产要素的积极性。

The higher gain yield and higher assimilative matter use efficiency of L is the main factor in variety subrogation.

品种L较高的籽粒产量和对同化产物较高的利用效率成为品种替代的主要因素。

In my opinion,trust is a special agent-principal relation with asymmetric information,an endogenetic factor in finance,and a mechanism for raising the financial efficiency as well.

本文认为，信任是信息不对称的委托代理关系，信任是财务行为的内生性因素。

This paper attempts to associate PFC technology with Quasi-Resonant DC/DC Converter and Synchronous Rectifier technology, to work out a novel switching power supply with higher efficiency and low contamination, which both achieved high power factor, improved effecting on electrical network and ensured high efficiency, furthermore, it is easy to be realized and controlled in circuit.

本文首先阐述了开关电源、功率因数校正技术和同步整流技术的发展及现状，对DC/DC变换的拓扑结构进行了选择，确定了带有隔离的准谐振(Quasi-Resonant)反激型电路，可以有效地降低损耗；接着本文对几种常见的PFC拓扑电路进行分析对比，从中选择了BOOST型电路，对工作在临界状况下的电路进行了分析，采用跟随输入电压的升压变换新技术，减小了电感体积，同时降低了开关管的电压应力，既简单又有效地实现了功率因数校正，并发现此技术值得推广；由于反激型变换器的效率一般都较低，所以本文在传统同步整流技术基础上对其加以改进，设计出一种新颖、高效的同步整流方案。

The evaluation object is strictly defined as "academic journal" and the evaluation is evaluational management-oriented and information service-oriented. The evaluation index system emphasizes the academic impact factor and the web impact factor of the journals. It is the first time to select "authorative journals" and "core journals" at home and abroad. The self-constructed evaluation information system greatly improved the accuracy and efficiency.

中国学术期刊的评价对象严格界定为&学术期刊&，评价的目的突出评价管理导向与情报服务导向相结合的原则，评价指标体系科学、合理，突出了期刊的学术影响力和网络影响力，在国内外期刊评价中首次同时遴选&权威期刊&与&核心期刊&，自主研发&中国学术期刊评价管理信息系统&，大大提高了期刊评价的准确性和效率，且评价结果采用分类分级排序的表示方法。

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。