容量

The measurement system error model analysis is introduced into power system real time network state analysis as an important part for the first time, which can improve on the state estimation quality and provide the capability to monitor the operation of the measurement system; 2. The theory and algorithm of the on-line estimation and update of measurement noise variance based on the relation between the residual variance and noise variance. The statistic properties of the sample variance are discussed and the relation between the estimation precision and sample size under given confidence level is derived; 3. The theory and algorithm of detection and identification of measurement bias are presented, which is based on the relation between residual mean and noise mean. The statistic properties of sample mean are discussed and the relation between estimation precision and sample size is derived; 4. The Givens orthogonal transformation algorithm is selected to be the essential algorithm of state estimation, the fast orthogonal transformation algorithm with damp factor and the algorithm which can handle the zero injection measurements efficiently are presented; 5. The quantity analysis theory of bad data detectivity and identifibility are presented, which describes the relation between the elements in matrix W〓 and bad data amplitude and can provide the theory base for measurement system design and valuation.

一、首次将量测系统误差模型分析做为一个环节引入电力系统实时网络状态分析中，为EMS系统增加了实时监视系统运行、修正量测系统误差模型的新功能，进一步发挥了实时网络状态分析应用软件的潜力；二、首次提出了应用样本方差在线估计与修正量测系统误差方差的基本理论，讨论了样本方差的统计性质和概率分布，推导出了样本容量、估计精度和置信度之间的关系，给出了在线估计与修正量测系统误差方差的算法；三、首次提出了应用样本均值在线检测与辨识量测偏差的基本理论，讨论了样本均值的统计性质，推导了样本容量、估计精度和置信度之间的基本关系，给出了在线检测与辨识量测偏差的算法；四、在状态估计算法设计中，以Givens变换算法做为基本算法，提出了快速正交变换阻尼因子法和可以有效地处理零注入量测的混合法，并对实时应用中的一些问题进行了讨论；五、提出了不良数据可检测性与可辨识性的定量分析理论，揭示了描述量测系统配置、网络结构与参数的残差灵敏度矩阵中的元素与不良数据的幅值在可检测、可辨识能力上的定量关系，为量测系统配置设计与评价提供了理论基础；六、综合国内外最新研究成果，采用自适应自回归预测技术和稀疏矢量技术，构造了较完善的不良数据检测与辨识算法。

Different groups were received oral administration of different treatment for one month. The capability limens of the sacculus that caused abdomen-uplifting and back-arching and the time of contract of abdomen muscle in rats were observed. The levels of 5-hydroxytryptamine (5-HT), substance P, and calcitonin gene related peptide were evaluated.

观察各组大鼠在不同因素影响下的肠道内扩张引起腹部抬起和背部拱起的容量阈值和大鼠肠道内不同容量下扩张期间腹壁收缩次数，检测5-羟色胺(5-HT)、P物质、降钙素基因相关肽含量。

The self-excitation criterion of single-machine is difficult to apply to multi-machine power system, so the mathematical model to judge the self-excitation of all generating sets in multi-machine power system is researched.

1引言随着同步发电机组单机容量的增大和远距离负荷中心电站的建设，以及电力系统容量、电压和输电距离的不断发展和提高，许多问题随之产生，同步发电机的自励磁问题就是其中之一。

The 320cc large capacity bottle is especially designed for babies over 6 months old as it provides enough room for the the semi-liquid food such as the flour to be properly mixed.

320cc大容量设计，乃针对婴儿添加副食品喂食，有足够容量空间使半流质液体能摇动均匀。

Water Bottle: Polycarbonate, calibrated, with stainless steel cap and sipper tube;100 ml bottle for Metabolic Cages for Small Rodents; 250 ml bottle for Metabolic Cage for Large Rodents.

饮水瓶：聚碳酸酯材质，自动校准，由不锈钢瓶和吸管组成；100ml瓶子容量主要做小动物的代谢；250ml的瓶子容量是做大动物的代谢。

With the development of technology, some problems concerning east-and-west facing residential solarization and ventilation have been resolved. With the capacity unchanged of living area, an increase in the proportion of east-and-west facing residence , is considered to be as effective measures to conserve land, enhance the capacity of population and solve the housing problem for more people.

随着技术的发展，东西向住宅的西晒、通风等问题已经解决，在居住区内建筑容量不变的情况下增加东西向住宅的比重，是节约用地的有力措施；还可以提高建筑系数、提高人口容量，解决更多人的住房问题。

ABSTRACT The insecurity and instability problems will certainly cause enormous losses and catastrophic results for modern power systems featured with extra high voltage and long-distance transmission lines, large capacity generators, spaciously interconnections and huge inter-area exchanges. So, studies on the power system security and stability have been paid much more attention for a long time.

以超高压、长距离输电、大容量机组、大范围互联和大容量的区域间交换为显著特征的现代电力系统，其稳定性一旦遭受破坏，必将造成巨大的经济损失和灾难性后果，致使电力系统安全稳定问题一直是电力系统研究领域内的热点。

Water has a much higher specific heat capacity than air per volume!

水的容积热容量比空气的容积热容量要多的多！

This method is fast,accurate,simple and is used to the routine check of the metallic iron in sponge iron with satisfactory result.

介绍了用三氯化铁-重铬酸钾容量法测定海绵铁中金属铁的方法，试样用三氯化铁溶液选择性地使金属铁溶解，过滤分离不溶物，移取部分滤液，用重铬酸钾容量法直接滴定，方法快速准确，操作简便，用于海绵铁中金属铁的日常检测，可获得满意结果。

Recently entire US all apple Retail store presented 8gb capacity 3g the version iphone stockout phenomenon, the analysis had thought that this is the apple intends for it, the apple has the possibility smallest storage capacity to promote 3g the version iphone to 16gb, and maintains the present 199 US dollars prices.

近日全美所有苹果零售商店均出现了8gb容量的3g版iphone缺货的现象，分析认为这是苹果有意为之，苹果有可能将3g版iphone的最小存储容量升级至16gb，并维持目前199美元的价格。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。