绝缘

Therefore, it is very important to monitor the moisture condition in pressboard during both manufacture and performance process of a transformer.

因此在变压器的制造及使用中监测绝缘纸板中的微量水分使其保持在合理的范围内就显得特别重要。

All research above can provide valuable help for measurement of trace moisture in transformer pressboard.

通过以上研究可以为变压器绝缘纸板的微水分测量提供有利的帮助。

The moisture distribution measurement of pressboard in two dimensions is discussed as well.

对于绝缘纸板二维水分分布的测量也进行了研究。

The dielectrometry technique, which is not yet mature, can be used to detect moisture content in pressboard.

介电测量方法适合于变压器绝缘纸板中的微量水分诊断，但该技术尚未成熟。

The on-line monitoring used in the process of drying of pressboard is discussed by dielectrometry and weight-loss method.

采用介电法与称重法相结合对绝缘纸板线上乾燥过程进行了研究。

The thesis presents the measurement principle and its disturbance factors, as well as the method to obtain the complex permittivity of pressboard with a lumped circuit model.

论文详尽介绍了介电测量技术的原理及影响因素，并提出了利用集总电路模型求被测绝缘纸板的复介电常数的方法。

Also, its white-painted cabinets were pressboard, and there was a brick chimney rising up from the furnace that took a whole corner out of the room.

此外，它的白色手绘家具，绝缘纸板，并有上升的砖烟囱从熔炉拿出整个房间的角落里。

ABSTRACT The task 《Principle of Dielectrometry Measurements of Moisture Content in Pressboard and Research on the Measurement System》 is ...

变压器绝缘纸板微水分介电测量原理及其测量系统的研究》课题为中国输变电行业技术攻关课题（编号Y98010211）。

ABSTRACT The task 《Principle of Dielectrometry Measurements of Moisture Content in Pressboard and Research on the Measurement System》 is a key problem to tackle in the electric power industry in China (S No.Y98010211), which is also a worldwide difficult problem.

变压器绝缘纸板微水分介电测量原理及其测量系统的研究》课题为中国输变电行业技术攻关课题（编号Y98010211）。它同时也是国际同行业的难题之一。

Noting down amplitude voltage signals and phase voltage signals exported by interface circuit, with the weight value of pressboard the corresponding moisture value can be calculated, and a table reflecting the relation of voltage signals and moisture can be made.

记录经过调理电路处理输出的幅值信号和相位信号，根据绝缘纸板质量算出此时对应的湿度值，制成电压信号与湿度值对应的表格。

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％。