短語詞組短語medium steel plate 中厚鋼板medium m plate 中板medium thickness plate element 中厚板元medium heavy plate rolling 中厚板軋制medium -plate mill 中板軋機Medium size plate 中號果盤medium thickness plate 中厚板焊接Low alloy medium steel plate 低合金中厚板medium and thick plate 中厚板 返回 medium plate