[KongchangAI]
Unverified85% confidenceFactTime unknown

助焊剂活性等级标准(J-STD-004):字母代表化学基材(RO松香/RE树脂/OR有机/IN无机),后缀代表活性(L低/M中/H高),数字0/1代表无卤/含卤,如ROL0为松香低活性无卤最温和

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