用途：用于电瓷产品（棒形、套管）的切割或倒角。
Usage: it is suitable for procelain products(bar, sleeve) to get cutting and chamfering.
所述T形主绝缘套管基本上由弹性绝缘材料制成， 所述弹性绝缘材料的介电常数在大约5至大约15之间。
The T-shaped main insulating cannula is basically made of elastic insulating materials, and the dielectric constants of the elastic insulating materials are about between 5 and 15.
本文对V形圆扣套管联接强度失效的主要形式，即套管联接螺纹滑扣(或滑脱)失效的机理进行了分析研究。
The main failure form of V-round-thread casing, that is, the mechanism of thread connection slipping off, is analyzed in this paper.
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