发布时间:2025-02-07 01:40:14
3毫米厚的44x76mm铝方通计算方式:
展开面积(0.24)X密度(2.73)X厚度(3mm)X铝价=41.3元/米相关名词:铝方通多少钱,铝方通规格,铝方通长度
塑料水杯怎么辨别材质 刚买的塑料水杯怎么辨别是不是tritan材质
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