并联

The problem can be favorably solved, because some specific equations are discovered. Next, by using vector eliminant method which is found in the paper, the forward displacement analysis of 5-5b general platform parallel mechanism is studied.

接着，在建立了一种矢量消元方法的基础上，又对5—5b台体型并联机构位置正解问题进行了研究，得到了不含增根的输入输出方程。

If two or more containers are manifolded, the vent valves should also be connected together to ensure pressure equilibration between all the containers.

如果把两个或更多容器并联在一起，排气阀也应该连接在一起，以确保所有容器之间的压力平衡。

Find the equivalent capacitance of the capacitors system.

求出电容器串联和并联时的等效电容值：。

According to the instantaneous value of transmission line voltage, the current instantaneous values of shunt reactors and 17 equivalent circuit capacitance can be calculated.

由线路电压瞬时值分别实时计算出流入并联电抗器和流入线路Ⅱ型等值电路两侧电容的电流瞬时值，再从线路每侧电流除去这两部分电流，用得到的新电流瞬时值作常规采样值差动和故障分量采样值差动保护计算。

In this paper the impacting extent of equivalent inductances of transmission lines and transformers as well as that of high voltage shunt reactor on GIC level evaluation by DC equivalent model of power network are analyzed, and by means of simulation the impacts of transformer winding connection modes and structure of transformer cores on equivalent inductance of transformer are researched.

文章分析了线路等效电感、变压器等效电感和高压并联电抗器等效电感对采用电网直流等效模型评估GIC水平所产生误差的影响程度，通过仿真计算分析了变压器绕组联结组别和变压器铁心结构对变压器等效电感的影响，最后针对我国电网的特点，提出了用于评估超、特高压电网电磁感应电流水平的电网等效模型。

A new simple passive load-matching scheme based on a patent is proposed, which makes inverter to match load in wide range of equivalent resistance.

在一项专利技术的基础上，提出了系统、详尽的无源负载匹配方案，使串、并联逆变器能够适应逆变器输出阻抗的多种变化，负载阻抗的匹配变得更为简便。

The microstructure and the performance of the system can be represented and described by an equivalent circuit composed of resistance and capacitance in series and/or in parallel.

水泥基材料的电性质可以表示为一个电阻电容串、并联组成的简单等效电路，可以应用电化学系统的直流瞬态时域方法求其电路参数。

Thus,error of reliability and variance decreases.

在获得单元可靠性的均值和方差的基础上，利用系统可以分解为单一的串联或并联关系，通过逐步综合获得复杂系统的可靠性均值和方差估计值。

For inverse singularity, the parallel robot is divided into several series mechanisms, and the Jacobins matrix of these series mechanisms is solved by the exponential product equation and proved to be singular when the series mechanisms are singular.

对于逆奇异，将并联机构拆分成多个串联机构，由指数积方法求得其雅可比矩阵，并证明了机构逆奇异产生时的雅可比矩阵为奇异。

Based on a series of signal process and noise source identification techniques, especially the major noise source identification methods, such as expurgation method, sound intensity analysis, spectrum analysis vibro-acoustic correlation analysis and so on, the pass-by noise control of SC7080A and SC6360B are studied in detail. By the roadway and dais experiments, the major noise and radiating parts are identified and some economical controlling methods are made. For the SC7080A, to control the emissing noise from the intake and shell vibration of air cleaner, a intake muffler is installed between the air cleaner and intake valve. Based on the theory of Helmholtz resonator, One three-parallel-connected resonant silencer is designed and trial-manufactured. For the SC6360B, the attenuation performance of exhaust muffler in high frequency region is improved. To reduce the vibration noise of shell part, the structure of oil sump tank, exhaust manifold shield and exhaust manifold shield are analyzed and improved. At the same time, some measures, such as sound absorption, sound insulation, are taken to reduce the noise of engine surface emissivity and a sound shield is designed.

本文首先综述了目前国内外汽车加速噪声控制的现状、主要方法和技术措施，在此基础上，结合SC7080A和SC6350B汽车的车外加速噪声水平及现状，综合运用分别运行法、声强法、频谱分析法、声振相干函数法等现代噪声源识别方法，对SC7080A和SC6360B汽车进行了准确详细的车外加速噪声源识别并提出了经济可行的控制方案，针对SC7080A，主要在空气滤清器和进气阀门之间的进气管道上加装进气消声器，抑制空气滤清器壳体表面和进气口两处的噪声辐射，根据Helmholtz共振腔原理设计了三腔并联旁支型共振消声器，并进行了工程化设计和试制；针对SC6360B，主要改善了排气消声器在高频段的消声性能，对罩壳类零件进行了结构改进，降低了其表面噪声的辐射，并对发动机舱进行了吸声、隔声处理，设计了发动机隔声罩。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。