{"type":"product","schema_version":"1.0","item_id":"100406336557","canonical_url":"https://tw.bid.yahoo.com/item/100406336557","title":"益智城《馬蹄型磁鐵/磁力線實驗/長方體磁鐵/磁力線觀察/教具》觀察磁力線組(鐵粉/壓克力板/U型磁鐵/棒型磁鐵(可單買)","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-02T09:47:42.894Z","current_price":400,"original_price":null,"stock_status":"in_stock","available_quantity":24,"sold_quantity":6,"seller":{"id":"Y4009405507","name":"益智城《0919983669》","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/f3bd4a02-6986-42d9-82bd-f66fe704a598.jpg","role":"main","alt":"商品主圖","width":null,"height":null}],"description":"益智城《馬蹄型磁鐵/磁力線實驗/長方體磁鐵/磁力線觀察/教具》\n\n觀察磁力線組~\n\n(鐵粉/壓克力板/U型磁鐵/棒型磁鐵(可單買)\n\n可單項購買,下標前請通知我另開單項商品賣場下標,謝謝\n\n鐵粉(1磅)　　  　　價格: 160元\n\n* 傳統上，灑鐵粉是實驗觀察磁力線最主要的方式。您可以將一塊平板壓克力板或玻璃置於磁鐵上方(任何一種磁鐵皆可)。再將鐵粉灑於其上，注意，不要一次灑太厚、太多。少量的灑佈，才能得到完美的磁力線線型。* 優質、精細的觀察專用鐵粉，1磅裝。\n\n透明壓克力板　　　價格：100元\n\n* 尺吋 : 26  x  26cm\n\n彩色棒型磁鐵及U型磁鐵       價格: 140 元\n\n磁鐵規格如下:\n\n雙色棒型磁鐵~ \n\n尺寸: 長 98mm x寬 18mm x 高 6 mm。\n\n雙色U型磁鐵/馬蹄型磁鐵\n\n尺寸 長 58mm x 寬 50 mm x 高 8 mm。\n\n若下標多組 ，請於結帳時將運費改為一次金額,謝謝","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092077210","category_name":"其他教具","breadcrumb":[{"id":"3994318","name":"圖書/影音/文具","url":"/tw/%E5%9C%96%E6%9B%B8-%E5%BD%B1%E9%9F%B3-%E6%96%87%E5%85%B7-3994318-category.html"},{"id":"2092073810","name":"文具與事務用品","url":"/tw/%E6%96%87%E5%85%B7%E8%88%87%E4%BA%8B%E5%8B%99%E7%94%A8%E5%93%81-2092073810-category.html"},{"id":"2092077205","name":"教育用具","url":"/tw/%E6%95%99%E8%82%B2%E7%94%A8%E5%85%B7-2092077205-category.html"},{"id":"2092077210","name":"其他教具","url":"/tw/%E5%85%B6%E4%BB%96%E6%95%99%E5%85%B7-2092077210-category.html"}],"view_count":0,"watch_count":2,"hashtags":["磁力線觀察","馬蹄型磁鐵","U型磁鐵","鐵粉","棒型磁鐵"]}