Unverified88% confidenceDecision RuleTime unknown
关键受力点(裆部、膝盖、口袋边角)采用套结(bar-tack)加固或双针链式缝线的,抗撕裂寿命远高于单针平缝;检查裆部是否有三角布加固可判断是否为真作业级
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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