Distributed Frequency Resistance Heating System Design Method 阻力分布式变频供热系统设计方法分析
Distributed intrusion detection systems ( DIDS) have many advantages such as scalability, subversion resistance. 分布式入侵检测系统有许多优点,如可测量性和抗破坏性。
Bodies are elastic, springs have a distributed mass, electrical leads have a distributed resistance, and temperatures vary across a body. 物体是弹性的,弹簧有分布质量,导线有分布电阻,物体中的温度各点不一。
They are thought as high quality products for their densities are well distributed; aperture is proper, high ductile, high oil resistance, not easy to corrode and fade away, easy to wash and soft. 毛细孔分布均匀、孔径适宜、韧度高、耐油性高、不易腐蚀、容易清洗干、不易变色、性质温和柔软,是美容界认定的一种高级产品。
A low cost missile ground test and control system adopts distributed structure, which can carry out launch control, time sequence detection and pyrotechnics channel resistance measurement. 导弹地面测发控系统可以对导弹进行发射控制、时序检测和火工品通路阻值测量,其整体构成采用分布式结构。
Composite alloy coatings of intermetallic compound dispersed and distributed in amorphous alloypossess excellent corrosion resistance and abrasion performance. 非晶基上弥散分布着金属间化合物的复相合金镀层,具有优异的耐蚀性及良好的耐磨性。
It is pointed out that the key problem is multi-capacitive loading resistances matching for increasing microstrip-tapped sampling speed. According to distributed parameter theory and microwave transmission line theory, the partial matched model is proposed and the computing formulas for resistance matching are deduced. 指出提高微带横截面取样速率的关键问题是传输线多容性负载阻抗匹配,根据分布参数理论和微波传输线理论,提出局部匹配模型,推导出阻抗匹配计算公式。
When the temperature of the sliding face is lower than 300 ℃ or higher than 600 ℃, the composite with the carbide fibre distributed in the vertical direction shows better wear resistance. 当摩擦表面温度低于300℃或高于600℃时,碳化物相纤维垂直取向合金的磨损率较低;
As a solution to body-contact effect, a model for distributed body resistance and parasitic capacitive load is presented. 提出了一种实用的体接触电阻及其版图寄生参数的模型化方法。
Experimental results show that the fine distributed ferrite phase in a proper proportion ( 10-20%) in the hard matrix of tempered martensite benefits the abrasive wear resistance. 研究结果表明,在硬质回火马氏体基体上均匀分布着适量(10~20%)细小条粒状软韧相铁素体对耐磨料磨损性是有益的。
The particles which have a higher hardness than the matrix are distributed uniformly on the surface layer. Therefore, the cemented carbide composite is characteristic of high wear resistance on the surface and excellent toughness in the core. 硬质合金表面均匀地分布一层高于基体硬度的粒子,这种复合材料具有表面高耐磨性,中心高韧性的特点。
Based on this formula, the impacts of distributed gate resistance and intrinsic channel resistance on noise performance are discussed. 基于此解析式,讨论了分布栅电阻和内部沟道电阻对噪声性能的影响。
In order to avoid the complex differential equations and get an analytic result, we provide an equivalent series circuit of the drift region, including the resistance of accumulation layer, the distributed resistance, the body resistance and the distributed resistance at drain. 为了避免求解复杂的偏微分方程并且得到解析的结果,这里采用了将场区等效为积累层电阻、扩展电阻、体电阻和漏极分布电阻的串联等效电路。
Net shaped microcracks well distributed in ZrO 2+ 9 0% CeO 2 coating resulted in decreasing stress and critical temperature of fracture initiation in coating, so the thermal shock resistance increases. 继续增加CeO2,涂层的抗热震性能急剧下降。ZrO2+9.0%CeO2涂层在热循环中形成的网状微裂纹,不仅可降低涂层中的应力,也可提高涂层开裂的临界温差,从而可改善其抗热震性能。
Is a widely distributed, and multifunctional afforested halophilous plant on the coastal beach of Jiangsu province, which harbors higher resistance against salinity, swamp and drought. 是江苏沿海滩涂分布广泛的一种抗盐碱、耐水湿、抗干旱、用途广的盐生木本植物资源和多功能造林树种。
Two-polar distributed microcomputer fuzzy control system of resistance furnace 两级分布式电阻炉微机模糊控制系统
Distributed inductance and resistance parameter extraction of 2D multi chip module interconnection 多芯片模块二维互联线分布电感电阻参数提取算法
This paper firstly analyzes the influence of the distributed resistance and inductance on the input current in the input circuit of frequency inverter, and then derives the numerical solution of the input current. 本文分析变频器输入回路分布电阻和分布电感对输入电流的影响,并推导出输入电流的数值解。
In many distributed systems, such as cooperative information system for control and command in warships and airplanes, it is very important to guarantee its reliability and its resistance to failure ( fault-tolerant). 在舰艇、飞机等需要协同指挥和控制的分布式应用系统中,系统的可靠性和容错性十分重要。
A distributed parameter line model based fault location algorithm unaffected by fault resistance 只用单侧量消除故障电阻影响的长线模型故障测距算法
The fault characteristics of UHV transmission line are of obvious transient process with a great deal of transient components, as a result of long distance, large distributed capacitance and small distributed inductance and resistance. 特高压输电线路分布电容大,分布电感小,电阻小,且传输距离远,故障暂态量大且暂态过程明显。
The fiber used in fiber optic distributed sensor is not only transport media but also sensing media. It has the characteristics of resistance to electromagnetic interfere, against fire, small size and little effect to temperature field. 分布式光纤温度传感器中的光纤既是传输介质又是传感介质,它还具有抗电磁干扰、防燃、尺寸小、对被测温度场的影响小等其它传感器无法比拟的优点。
Sorghum is widely distributed over Henan province because of its broad adaptation and high resistance. 高粱在我省分布较广,具有广泛的适应性和较强的抗逆力。
Distributed Optical-fiber Sensor ( DOFS) has the advantages of electromagnetic interference resistance, corrosion resistance and electrical insulation just like optical fiber sensor, also can get on a path along the fiber optical measurement field in time and space distribution of continuous information. 分布式光纤传感器(DistributedOptical-fiberSensor,DOFS)除了具有一般光纤传感器抗电磁干扰、耐腐蚀以及电绝缘性好等优点,还能在沿光纤路径上得到被测量场在时间和空间上的连续分布信息。
As to pressure sensing fabric, woven is the best structure because it can provide regular distributed contact resistance grids and it is sensitive to lateral pressure. 对于压力分布传感器,机织结构因其可以提供规则的接触电阻栅格以及对侧向压力敏感而作为压力分布传感器的主要结构。
Endophytic fungi widely distributed in variety plant tissues and played important role in plant growth, development, stress resistance and secondary metabolism process. 内生真菌在植物的各种组织中广泛存在,对植物的生长发育、抗逆性和次生代谢过程有重要作用。
Distributed fiber optical temperature sensor is incomparable especially in the explosive, strong electromagnetic interference, corrosion resistance and complex geographical environment. 尤其在易燃易爆、电磁干扰强烈、腐蚀性强和不易铺设的场合,分布式光纤温度传感器更是具有不可比拟的优势,因而具有广阔的市场前景。
The distributed parameters of PCB planar inductor, such as inductance and resistance, are frequency-dependent in radio and microwave frequency. It is crucial to evaluate the distributed parameters accurately according to the physical dimension of PCB planar for designing relevant circuits. PCB平面电感一般工作在射频和微波段,其电感值及等效电阻等参数会随频率改变而发生变化,通过线圈的物理尺寸精确计算其电参数是设计相关电路的关键。
Ceratoides arborescens belongs to Chenopodiaceae, Ceratoides genera, monoecism subshrub. It is endemic to China and mainly distributed in Mid-Eastern Inner Mongolia and North China. It has rich nutrition and strong resistance and is an important plant that is used for constructing ecology and improving grassland. 华北驼绒藜属于藜科驼绒藜属旱生雌雄同株异花半灌木,为中国特有植物种,主要分布在内蒙古中东部和华北地区,其营养丰富,抗逆性强,是生态建设和改良草地的优良植物。