电磁

So improving the electromagnetic system and the contact material can greatly improve it′s reliability.

通过对电磁系统和触点材料的优化可大大提高可靠性。

Hermetically sealed electromagnetic relay; contact system; vibration; simulation

密封电磁继电器；接触系统；振动；仿真

It is consisted of two circuits: the high frequency converter and the electromagnetic switch contact state sensing circuit without any sensor.

提出了一种互补式开关新技术，它由两个新电路构成，即高频开关变换器与电磁开关触点状态无传感器实时采样电路。

Electromagnetic switch; contact state; induced magnetic field; detection

电磁开关；触头状态；感应磁场；检测

People only did some research on contact systems or electromagnetic system or the matching relationship of static characteristic of relay, or gave some qualitative conclusions from the views of structure, process, and material combining with practical production experience.

人们或是单独针对继电器的接触系统或电磁系统，或是仅根据继电器的静态特性配合关系而进行研究，或是结合实际生产经验而从结构、工艺、材料等角度给出一些定性化的结论。

The experimental measurement and numerical simulation were used to study the magnetic field distribution in the two-stage soft contact electromagnetic continuous casting slit-less mold.

通过实验测试和数值模拟的方法研究两段式软接触电磁连铸无缝结晶器结构、线圈位置、电源功率以及弯月面位置等因素对结晶器内高频磁场分布的影响。

However, since high-fiber makes transmission insulated between the high-voltage and low-voltage, there isn't any electromagnetic contact between the high-voltage and low-voltage. So, how to supply power for high-voltage circuits become pivotal technology, which is difficulty in research technology.

但由于采用光纤传输使高低压绝缘隔离，高低压之间没有任何电磁联系，因此如何向有源ECT高压侧电路供电就成为一项关键的技术，是研制中的技术难点。

It is consisted of two circuits: the high frequency converter and the electromagnetic switch contact state sensing circuit without any sensor. There are more advantages in this technology than in those dealt with the problems in commercial frequency.

提出了一种互补式开关新技术，它由两个新电路构成，即高频开关变换器与电磁开关触点状态无传感器实时采样电路由于以高频处理方式来解决此类工频电工问题，较传统方法有更多优点，因此具备了解决上述难题的条件。

In order to produce the billet without surface defect under high casting speed and to raise the ratio of DHR or HDCR operation and reduce defect ratio of the final products, soft contact EMCC (Electromagnetic Continuous Casting) technique by imposing high frequency electromagnetic field on the molten steel meniscus region has been developed. This technique is used to control the initial solidification of the billet.

为了在高拉速条件下生产出无表面缺陷的铸坯，以进一步增大铸坯HDR或DHCR的操作比率、提高最终产品的无缺陷率，连铸技术工作者开发出利用高频交变磁场对铸坯初始凝固过程进行控制的软接触电磁连铸技术。

Two kinds of linearization method for magnetic force of permanent electromagnetic bearing have been advanced.

对永磁电磁轴承的磁力提出了两种线性化方法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。