core wire or strength member 加强芯
galvanized steel core wire 镀锌钢芯线
electrode with cast core wire 铸芯焊条
four-core wire 四芯线
core wire for welding rod 焊条芯线
round core wire 圆形心线
triple-core wire 三心电线
nonmetallic core wire 非金属芯线
·2,447,543篇论文数据,部分数据来源于NoteExpress
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