The principle of charge pump for achieving power factor correction (PFC) and its unity power factor condition are analyzed.
分析了电荷泵电路实现功率因数校正（PFC）的基本原理和条件；
However, an airline spokesman said poor weather was more likely to have been a factor in the crash than the condition of the plane.
然而，一名航空公司发言人说飞机失事的决定因素更大的可能是因为恶劣的天气而不是飞机的状态。
Although your age is still the most significant factor in getting breast cancer, there are things you can do to lower your chances of getting the condition.
虽然你的年龄仍然是你是否会患上乳癌的最重要因素，但还是有一些办法能减低你的患病机率。
Hemophilia is a rare blood disorder, and people born with this condition have little or no clotting factor, a protein that controls bleeding.
血友病是一种罕见的血液疾病，遗传这种病的人极少或没有凝血因子，这些正是一种控制出血的蛋白质。
An airline spokesman said poor weather was more likely to have been a factor in the crash than the condition of the plane.
一位航空公司发言人表示，恶劣天气更可能只是飞机坠毁的因素之一。
By persons who have difficulty in finding jobs are meant those persons who have difficulty in getting employed because of their physical condition, level of skills, family factor, loss of land, etc.
就业困难人员是指因身体状况、技能水平、家庭因素、失去土地等原因难以实现就业，以及连续失业一定时间仍未能实现就业的人员。
The equilibrium condition of berthed ship is a decisive factor in port design.
港内船舶泊稳条件是港口设计中的一个决定因素。
The most favorable to a given type of fermentation under one condition will be altered by slight changes in a controlling factor.
对某条件下最为有利的给定发酵模式，也会因控制因素的微小变化而改变。
The single factor experiment and the orthogonal method were used to optimize the MAE condition.
分别用单因子试验和正交试验来优化微波辅助提取异黄酮的最佳条件。
The main formation condition and main trigger factor of landslides over the upper reaches of the Fujiang River were studied by the method Of relation degree analysis of GreySystem Theory.
采用灰色系统理论的关联度分析方法，研究了涪江上游滑坡的主要形成条件及触发因素。
It is an objective factor and a subjective condition.
这是客观因素，主观条件。
These phenomenon jeopardize the condition of the project seriously, and it is the main factor that influences the loss of local water head.
这些现象严重危害管道的工况，并且是影响阀道局部水头损失的主要因素。
In spite of the fact that arduous conditions tempered a lot of talents, the most important factor is people, not condition.
尽管艰苦的条件下调制出了大量的人才是事实，但最重要的因素是人，而不是环境。
The soil water condition was an important factor for straw decomposing, but till now there is no reference data in northwest region.
土壤水分状况是决定秸秆分解速度的一个重要因素，但目前在西北地区仍无量化指标。
Whether it is low ground, mountainous or alpine meadow, the basic factor of their vegetation formation is water condition.
不论是低地草甸、山地草甸，还是高寒草甸，其植物群落发生的基本因素是充足的水分条件。
Nutritive condition is the key factor to influence population and differentiation of the aphid.
营养条件是影响桃瘤头蚜田间数量及分化的关键因素。
This article mainly describes the present condition peasantry diversification, supervised factor and ideas of solution in the food Lord region based on the questionnaire and actual interview.
本文在调查问卷和实际访谈的基础上，主要描述了粮食主产区农民分化的现状、制约因素及对策建议。
The process and characteristics of its river pattern change depend on its unique geologic environment. The hydrologic condition, as a dynamic factor is also restricted by geologic environment.
下荆江河势演变过程及特点是因其所处的特殊地质环境决定的，作为动力因素的水文条件也受地质环境的制约。
The soil mesofauna tends to gather on soil surface, but the vertical migrating greatly varies in different seasons affected by climate condition, edatope, artificial factor and so on.
土壤动物具有表聚性，但是在不同季节，由于受气候条件、土壤环境、人为因素的影响，土壤动物的垂直分布有明显变化。
Through the research on condition, form, character and factor of surface movement induced by exploiting coal. The paper discusses the surface deformation of some coal mines in Shanxi province.
本文通过对采煤后地表移动和破坏的破坏条件、形式、特性，影响因素等方面的研究，对山西省部分矿区的地表变形进行了论证。
In this paper, the first order approximation theory of dynamic logging is obtained by using the geometrical factor theory in downhole condition and RC network theory.
本文用井条件下的几何因子理论和RC网络的单位脉冲响应给出了动态测井的一阶正演理论。
Limestone is a main factor to influence quality condition in chamotte production by means of analyzing.
分析认为石灰石是影响熟料生产中质量状况的主要因素。
Through each single factor safety condition of the system, grasp overall safety condition of the system, which has the practical application value.
可在了解系统各个单因素的安全状况的同时，掌握系统整体安全状况，具有实际应用价值。
The prestige of the chief director is an important factor and foudmental condition to strengthen leading performance and realize the business target.
企业一把手的威信是增强领导效能、实现企业目标的重要因素和基础条件。
The article reviews the chemistry of maillard reaction, including the conception, the principle, the factor of influence, the condition of control and the use on food industry.
综述美拉德反应的概念、反应机理、反应的影响因素、控制反应的条件及其在食品工业上的应用。
According to the relation of fracture toughness and stress intensity factor, the cracking similarity condition of induced joint in structural model is established.
根据断裂韧度和应力强度因子的关系，建立了结构模型中诱导缝的开裂相似条件。
The hydrological geological condition is the main factor for CBM preservation and excess pressure formation.
水文地质条件是煤层气保存及形成超压的主要因素。
The hydrological geological condition is the main factor for CBM preservation and excess pressure formation.
水文地质条件是煤层气保存及形成超压的主要因素。
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