An immunochromatographic test strip based on gold colloid was developed to quickly identify vitellogenin ( VTG) induction in fish in field waters. 利用免疫层析和胶体金标记技术试制出一种免疫检测试片,该试片可快速定性检测鱼体内诱导的卵黄蛋白原。
60 Tobacco varieties or lines for resistance response to TMV were evaluated by disease nursery artificial induction in the field and the greenhouse. 采用大田病圃人工诱发鉴定和温室人工苗期诱发鉴定的方法,对60个品种进行了TMV病害的抗病性鉴定。
By measuring a geomagnetic field and numerical modeling of the magnetic field caused by long straight conducting wire, it indicates that the induction magnetic field change due to the different distances ( 20~ 120m). Defining the geomagnetic field is influenced by the current-conducting wire. 通过实地测量和对长直导线产生的磁场模拟计算,得出不同距离(20~120m)的感应磁场强度值,由此判断通电导线对周围地磁场的影响。
Cage Induction Motor Field Orientation 1~ 3 Transformation Speed Control 鼠笼感应电动机磁场定向1~3变换控制
It should point out, there exists the like induction electric field force within the proper superconducting boundary layer, whose nature is the division of Lorentz force on the binding electric pairs on the superconducting symmetry axle. 指出在正常超导界面层内存在着类感应电场力,其本质上是束缚电子对所受Lorentz力沿超导体对称轴线的分量之和。
Calculation for Induction Electric Field CALCULATION OF INTERNAL VORTEX FLOW 旋涡内流计算横肋管内流场的计算方法
The paper uses variable structure control ( VSC) theory to analyze and design fuzzy speed controller for induction motor field oriented drive system. 运用变结构控制理论分析和设计感应电动机磁场定向变频调速系统的模糊速度控制器,并在此基础上提出了在模糊控制器的输出增加开关线的前馈项构成模糊线性复合控制的方法。
In designing the permanent magnet cobm for removing scalp and holding hair, a new field type is applied, i. e. an induction magnetic field is superimposed on a magnetic field of a permanent magnet. 本文应用新场型&感应针的感应磁场和永磁体原磁场的迭加,设计了永磁梳式去屑固发器。
This paper presents a biological cell model to analyze the action of oscillating electric field, oscillating magnetic field ( OMF) and the induction field induced by OMF on cells. 本文通过生物细胞模型,研究振荡电场、振荡磁场以及振荡磁场产生的感应电场对细胞离子的作用机理。
In recent years, the induction motor rotor field oriented control has brought essential advances in AC variable speed drive system. Speed sensorless induction motor drive promotes the simplicity and robustness further. 近年来,感应电机转子磁场定向控制交流变频调速系统的性能不断提高,无速度传感器矢量控制更是增加了系统的简易性和鲁棒性。
Under the influence of the like induction electric field force, the velocity of the mass motion of the binding electron pairs increases from zero to 10 3-10 4 ms-1, making the entropy the of superconducting current less than the one of the normal current. 在类感应电场力的作用下,束缚电子对质心定向运动速度由零增大到103-104ms-1,使超导电流的熵小于正常电流的熵。
Measurement of Induction Air Flow Field in Four-valve Diesel Engine 四气门柴油机进气流场的测量
This paper provides a new method to determine the direction of the induction field. 本文为确定感生电场的方向提供了一种新的方法。
Discussion on magnetic induction and magnetic field strength 对“磁感应强度和磁场强度”的讨论
When electromagnetic induction principle is used as detection means, generally, it is desired to get as strong induction magnetic field as possible. 在利用电磁感应原理做为探检手段时,一般都希望得到尽可能强的感应磁场。
The paper suggests a possible model of the T-network of disturbance present inside the sample itself and points out the fact that another form of the T-network disturbance, the induction through electric field, may also cause a negative increment of tg δ reading. 本文提出了试样本身存在负损耗T形干扰网络的可能模型,同时指出了T形干扰网络的另一形式即空间电场感应也可以产生负损耗。
The influences of different coupling widths of the heating subassembly on the induction magnetic field, induction current and Joule heat in the large size SiC growth system have been investigated systematically. 本文采用有限元分析方法系统地研究了大尺寸SiC晶体PVT法生长装置中的加热组件不同的耦合间隙对生长系统中的感应磁场、感生电流和焦耳热的影响;
Two components including induction and radiation field were compared, and the radiation field could be neglected when current wave front time is about microsecond. 研究表明,在雷直击建筑物时的电磁暂态研究中,对波头为微秒级的雷电流源,辐射分量可忽略不计。
Though, using Passive Secondary Emission technology can enhance the induction magnetic field effectively, and the intensity of magenetic field can be controlled easily according to the requirement. 但采用无源二次发射技术可以有效地提高感应磁场,并可以根据需要很方便地调整磁场强弱。
The current control is one of the kernel problems of induction motor field oriented control ( FOC). 电流控制是异步电机磁场定向控制的核心问题之一。
Firstly, the combustion synthesis of Fe-Ti-C system under the induction of electric field was studied. 首先对Fe-Ti-C体系在电场诱导下的燃烧合成进行研究。
A Comparative Analysis of The Electrostatic Field and The Induction Field 静电场与感应电场的分析比较
This induction field is bound to affect the subsequent processing and interpretation of results. 这种感应场势必影响后续的处理和解释结果。
The electric field, magnetic field and their period, amplitude of the induction electromagnetic field are obtained. 得到海洋的表面波浪、涌浪在地磁场中感应产生的电场、磁场与它们的周期、振幅密切相关。
Maximum values are observed at surge interface for horizontal component and perpendicular component of induction magnetic field. With a maximum horizontal component, the perpendicular component is minimum and it is higher than that of horizontal component. 感应产生的磁场水平分量和垂直分量在内波界面处都存在极值点,磁场的水平分量为极大值,磁场的垂直分量为极小值,且磁场的水平分量大于垂直分量。
Intelligent Transport System is regarded as an effective route to solve traffic congestion. As the core link of traffic induction, the field of short-term traffic flow forecasting technique is still at the exploring stage. 智能交通系统被认为是解决城市交通拥堵的有效途径,作为交通诱导核心环节的道路短期交通流预测技术领域的研究还处于探索阶段,其已经成为智能交通系统实施的瓶颈。
The control system can achieve the medium frequency induction heating power supply field control and remote control to facilitate the operation and control. 该控制系统可实现对中频感应加热电源的现场控制和远程控制。
In addition, the theory suggests that the seawater Games induction electromagnetic field. 此外,理论表明,海水运动会产生感应电磁场。
Just theoretical basis is concerned, frequency domain electromagnetic method and the time domain electromagnetic method is the same, both are the research of electromagnetic induction secondary field. 就理论基础而言,频率域电磁法和时间域电磁法是相同的,两者都是研究电磁感应二次场的。