In other words, there's no good reason a cable should ever pull out of a spelter socket.

换句话说，没有充由将电缆从熔炼插座中拔出。

These sockets, called spelter sockets, used to attach the cables to the tower are a common way to terminate wire ropes and cables, but they have to be installed correctly.

这些插座称为熔插座，用于将电缆连到塔上， 是端钢丝绳和电缆常见方法，须正确安装。

Whether the spelter sockets were installed in the field or a shop, there are a lot of details required to do it properly, and it's certainly possible that something was missed.

无论熔炼插座是在现场还是在商店安装，都需要很多细节才能正确安装，而且很可能会遗漏一些东西。