最后指出如何进一步提高棒形悬式瓷绝缘子的耐污性能，使其达到或超过目前复合绝缘子的耐污水平是摆在各制造厂家面前的一大课题。
Finally, the author points out that how to improve the anti-pollution performance of porcelain long rod insulator and make it catch or surpass that of composite insulator is the key...
分析了棒形悬式复合绝缘子所采用的内楔式、外楔式及压接式三种端部附件连接结构的受力情况，发现三种端部附件和芯棒连接均是通过过盈配合来实现的；
The stress status of end fittings connection of inner wedge, outer wedge and clamp construction is analyzed. The connection of fittings with core achieved with tight fit.
分析了棒形悬式复合绝缘子所采用的内楔式、外楔式及压接式三种端部附件连接结构的受力情况，发现三种端部附件和芯棒连接均是通过过盈配合来实现的；
The stress status of end fittings connection of inner wedge, outer wedge and clamp construction is analyzed. The connection of fittings with core achieved with tight fit.
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