The electric devices of equipment shall be earthed and line shall be in insulatingtube.
本机的电气设备应接地，并将电线装在绝缘管内。
2
The mould, gel coat formulation and winding process of high performance FRP electric insulatingtube were summarized.
本文介绍了玻璃钢高强电绝缘管的模具、胶液配制及缠绕成型工艺。
3
Heat insulating glass wool pipe shell is tubular heat insulatingtube cured and formed after heating centrifugal glass cotton pad to which phenolic resin adhesive agent is applied.