绝缘

The pollution flashover of outdoor insulation threatens the safe operation of transmission line seriously.

外绝缘的污染放电严重威胁输电线路的安全运行。

To satisfy the design targets, the scheme of flyback switching power supply on a single chip is selected.

基于反激式单片开关电源的设计方案，设计了多路数字绝缘电阻测试仪使用的250V直流电源。

Moreover, it can also keep the ultraviolet radiation out of rooms, which could easily penetrates ordinary thermal insulation material such as the iron sheet, the concretes, the lumber and so on. we researches and develops this product based on the combination polyethylene and aluminum foi

我集团公司研发生产的这种新型隔热材料通过铝箔材料反光、热的特性和聚乙烯材料的结合，使其不仅具有良好的绝缘、热反射、隔热、反辐射功能，而且还通过该材料的特性在房屋建筑应用上能起到很好防潮、保温、节能作用。

Scanning Tunneling Microscope/Scanning Force Microscope with atomic resolution were used to observe and measure the feature and the size of the damage in conductor and insulator, and also the relationship with the energy deposition of incident ions in solids.

分别利用具有原子分辨能力的扫描隧道显微镜/扫描力显微镜观测了离子轰击导电和绝缘材料产生孤立损伤的形态、大小。

The functional relation between temperature rise and current density on rated operating condition is determined.

通过寿命损耗计算，得出了F级绝缘变压器在Ⅴ级和Ⅵ级负载标准工作制条件下额定运行的温升限值。

And the use of liquid chromatography to the determination of furfural oil in a transformer insulating oil-immersed supervision of the new method.

而利用液相色谱法对油中糠醛的测定是一种油浸式变压器绝缘监督的新方法。

Legambiente, the most important ecological association in Italy, presented innovative environmentally-friendly products during the Terra futura, which took place 29-31 May, including as machines home composting, materials 100% recyclable, felt insulation and wood fibre, and many other products that combine respect for the environment and innovation.

Legambiente，最重要的生态协会在意大利，提出创新的环境，在兵马俑富利的产品，其中5月29-31日举行，包括机器家庭堆肥，100％可回收材料，绝缘材料和木材感觉纤维，以及其他许多产品结合对环境和创新。

Fuzzy set theory is one of the effective tools to solve the problem.

电力设备绝缘诊断的结果受很多不确定因素的影响，模糊集理论是处理这类问题的一种有效工具。

An automatic system for the measurement of two-dimensional distribution of resistivity of semi-insulating gallium arsenide wafer with three electrode guard method is presented in this paper.

本文介绍了三电极保护法半绝缘砷化镓材料电阻率二维分布自动测量系统，在实际应用中，温度波动、异常数据对测量结果产生严重影响，为此我们提出了一些措施。

First he coiled some insulated wire around an iron bar, connecting both ends of the wire to a galvanometer.

他先把一些绝缘导线绕在一根铁条上，并将导线的两端与一个电流计连接起来。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。