[KongchangAI]
Unverified88% confidenceDecision RuleTime unknown

管道疏通、汽车发动机检修选探头直径5.5mm;下水道、墙内穿线选7-8mm带更强光源;耳道/鼻腔等人体检查必须选3.9mm以下软管探头

1
Sources
88%
Confidence
Long-term
Relevance
-
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