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1. Yahoo奇摩字典

   PCB

   abbr. 縮寫

   • 1. = petty cash book 零用現金簿 PCBs don't break down in soils, water or air, but carry on accumulating. 多氯聯苯在土壤中，水中或空氣中都無法分解，只會繼續累積。
   • 2. = polychlorinated biphenyl 多氯聯（二）苯
   • 3. = Procedure Control Block 【電腦】進程控制塊
   • 4. = Printed Circuit Board 印刷電路板

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