电弧形成时，气体快速积累，油迅速流入油枕中。
If an arc forms, gas accumulation is rapid, and oil flows rapidly into the conservator.
电弧形成时，气体快速积累，油迅速流入油枕中。
If an arc forms, gas accumulation is rapid and oil flows rapidly into the conservator.
电弧形成时，气体快速积累，油迅速流入油枕中。
If an arc forms, gas accumulation is rapid and oil flows rapidly into the conservator.
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