The water heater and electrical supply are properly grounded.
热水器和电源供应都有适当的接地。
I am making this call about problems with our electrical supply.
我是为本公司电气供应问题打电话来的。
How much of your country's electrical supply is derived from water power?
贵国的电力供应有多少是来源于水利发电？
A cycloconverter will be used to regulate the electrical supply to the equipment.
一个循环换流器将用于调节设备的电力供应。
The electrical supply has the proper overload fuse or circuit breaker protection.
电源供应具备适当的过载保险丝或断路器保护。
Stability is an important target of the quality of an electrical supply in an aeroplane's a.
稳定性是飞机电源系统供电质量的重要指标。
To warrant reliability of DC operation power electrical supply, all-round monitoring to parameter of storage battery operation is necessary.
为保证直流操作电源供电的可靠性，必须对蓄电池组运行参数进行全面的监测。
Article 21 Contracts for the supply and use of electricity shall be concluded in accordance with the needs of the electricity user and the electrical supply capacity.
第二十一条供用电合同，根据用电方需要和电力可供量签订。
Article 21 Contracts for the supply and use of electricity shall be concluded in accordance with the needs of the electricity user and the electrical supply capacity.
第二十一条供用电合同，根据用电方需要和电力可供量签订。
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