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            •   產品名稱:優質鐵鉻電阻帶
            •   瀏覽次數:
            •   關 鍵 詞:丹陽市富康合金材料有限公司,電加熱輻射管,電阻絲,電阻帶

            產品詳細內容:

             
            電爐絲的分類:
              主要包括鐵鉻鋁合金電爐絲和鎳鉻合金電爐絲兩大類.前者屬鐵素體組織的合金材料,后者屬奧氏體組織的合金材料.此外,還有一些特殊用途的電熱合金絲如鎢絲、鉬絲等.
            凹凸国产熟女精品视频app_国产精品一卡二卡三卡_么公吃我奶水中文字幕_亚洲 自拍 另类小说综合图区
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