在零地电位接地网的范围内建设同级电压的发电-用电系统，可保证在该接地网内工作人员的人身安全。
When power generation and power consumption system with same voltage class is built within the bound of ground grid with zero ground potential, operators safety in the ground grid can be ensured.
当温度趋向0 K时，正向结电压趋向内建电势差。
The positive junction volt tends towards the build-up potential while temperature goes to 0K.
内建式全电压电源供应器并搭配快速接头，使安装上更为简便。
To build in fully range power supply with housing can be setup easily.
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