电流

The values of soil voltage gradient pipe to soil potential and stray current of buried pipeline have been measured.

测试了土壤电位梯度、管地电位和地下管网的杂散电流，结果表明杂散电流干扰是造成地下钢管腐蚀的重要原因，为排流或其他保护措施的设计提供了依

Moreover, in IDDT diagnosis, the conception of fault feature curve and feature space is proposed to diagnose the fault in the analog and mixed-signal circuit.

此外，对动态电流故障诊断算法提出特征空间和特征曲线的概念，以实现对动态电流信号中的故障信息的有效提取。

The results show that the parallel waveform control is a low cost and effective method of lowering spattering.

结果表明：并联式波控是一种低成本的、降低飞溅的有效方法，可以优化焊接电流的波形，抑制短路末期的峰值电流，确保短路末期液桥的柔顺破断，削弱燃弧初期电弧对熔池的冲击。

IR and UV-vis were used for qualitative analysis and the ultraviolet spectrophotometric method was used for quantitative determination.

并讨论了温度及阴极电流密度对邻甲苯甲酸产率和电流效率的影响。

The formula for computing the 3-dimensional axially symmetrical steady magnetic field for vectorpotential is derived by the spherical function expansion.

本文用球函数展开法推导出计算轴对称三维稳恒磁场矢势的公式，应用该公式既能计算电流分布区域外部的磁场，又能计算电流分布区域内部的磁场。

Based on the current continuity equation, using spherical harmonic function expansion, where lower boundary condition is the surface atmospheric electric potential, upper boundary condition is the electric potential of the bottom of the ionosphere, and non-homogeneous current source function of the vertical dipole assumptions is used for the charging of thunderstorms, the state analytical solution of global atmospheric electricity model in lower atmosphere is gotten.

本文从电流连续方程出发，采用球谐函数展开法，边界条件采用下边界为地表大气电势，上边界为电离层底部电势，非齐次电流源函数项采用垂直偶极子假设。

The basic concept of the multi-agent technology and the architecture of the multi-agent protection system are recommended, as well as the functions and coordination of modules of the system. The working principles and characteristics of various split-phase current differential protections are compared, and a reasonable protection scheme is proposed after ATP simulations were conducted.

首先讨论了多Agent技术的基本概念和多Agent保护系统的框架结构及其内部各模块的功能和配合；比较各种分相电流差动保护原理的特性，并通过ATP仿真，提出了一个合理的电流差动保护原理方案。

Protection The whole protection scheme for double-circuit lines on the same tower consists of split-phase current differential protection or split-phase composite distance carrier protection and zero-sequence directional comparison protection as main protection, and DPFC distance protection, step zones distance protection and zero-sequence directional over-current protection as backup protection.

2.2.1 。保护整个保护计划的双回线同杆包括分相电流差动保护或分相复合距离承运人的保护和零序方向比较保护为主要保护和DPFC距离保护，加强保护区的距离和零序方向过电流保护作为后备保护。

It is possible that shunt currents flowing through a previously made spot weld will take welding current away from the second second spot weld to be made.

有可能通过前一个完成焊点的分路电流将使电流远离将要操作的第二个焊点。

Three-phase squirrel-cage induction motor in its structure is simple, cost-effective and of good work, and many other advantages, in today's industrial applications in various fields have a wide range of applications, but it is an obvious shortcomings, is the starting current too big ( General starter for the rated current of the current five to seven times or even greater), so regardless of the motor itself, or the power grid and other electrical equipment, will have a negative impact.

留学解答资讯网：三相鼠笼式异步电动机以其结构简单、性价比高和工作特性好等诸多优点，在当今工业应用的各个领域都有广泛的应用，但它有一明显缺点，就是起动电流过大(一般起动电流为额定电流的5～7倍甚至更大)，这样不论是对电动机本身，还是对电网以及其他电气设备，都会产生不利的影响。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。