Inside diameter of paper core 纸管内径 ; 卷取纸心
air space paper core cable 空气纸绝缘电缆 ; 空隙纸心电缆
Specification of paper core 纸芯规格
paper core screened cable 纸芯绝缘隔离电缆
Paper core thickness 纸管厚度
Paper core diameter 纸芯直径 ; 原纸芯内径
paper core holder 纸芯夹持装置
paper-core screened cable 纸绝缘屏蔽电缆
honeycomb paper core 蜂窝纸芯
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