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1. The insulating pack-up block is a crucial component for the electrical circuit.
绝缘打包块是电路中至关重要的组成部分。
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2. During the construction of the power grid, the insulating pack-up block plays avital role in preventing short circuits.
在电网建设过程中，绝缘打包块在防止短路方面起着至关重要的作用。
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3.The insulating pack-up block is used to protect the cable from external interference and maintain its integrity.
绝缘打包块用于保护电缆免受外部干扰并保持其完整性。