[KongchangAI]
Unverified78% confidenceTradeoffTime unknown

全塑料泵与铝合金/不锈钢活塞杆泵的耐久差异大:塑料活塞长期抽气易磨损导致密封失效(通常半年到1年),金属活塞杆配合硅胶密封圈寿命可达数年

1
Sources
78%
Confidence
Long-term
Relevance
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First Seen

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