以下为句子列表：
英文: Prior to performing any maintenance work (including inspections) it is essential that the power supply is isolated and that no accidental movement of rotating machinery is possible.
中文: 在对本产品进行任何维护（包括检查）工作之前，必须保证电源断开，并且设备的任何转动部分不能发生相对运动。
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