Unverified85% confidenceDecision RuleTime unknown
密封圈是真空罐最易老化的部件,选择带可拆卸更换硅胶密封圈的型号,一体式无法更换的密封圈老化后整罐报废
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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