路由器可以用于连接电缆在一起，使企业内部可以延长远远超出这些距离。
Routers can be used to link these cables together, so that an Intranet can be extended well beyond those distances.
单机输送距离可达20米，多机软连接可随需要任意延长；
Single conveyor distance of 20 meters, multimachine soft connection can follow need any longer;
在距离钢筋出料口一定距离的延长线上设有一个接触式行程开关，行程开关与离合器电磁铁之间连接有导线。
An extension line with a certain distance to the steel bar discharge hole is provided with a contact travel switch. A wire is connected between the travel switch and a clutch electromagnet.
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