If a particular switch card with no backplane connection is installed in a slot of the mainframe, it will be electrically isolated from other CARDS installed in the mainframe.
如果将没有背板连接的特殊开关卡安装到主机的某个插槽，那么它和主机中安装的其它插卡则是电气隔离的。
The vacuum load switch unit is fixedly sealed and isolated by adopting epoxy resin.
真空负荷开关单元采用环氧树脂固封绝缘。
Isolated relays, such as those used in the Model 7013 relay Switch Card, can be used to control certain test system requirements, such as the conveyor.
隔离继电器，例如7013行继电器开关卡中使用的继电器，可被用来控制特定的测试系统要求，例如传送带。
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