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顯示第 1921 至 1944 項結果，共 1953 項
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軸承滾子（滾珠軸承）模型 3個
$150.00 加入購物車Quick View Compare -
輪軸模型
$150.00 加入購物車Quick View Compare -
齒輪組（自由組合切換演示）
$60.00 加入購物車Quick View Compare -
滑輪組與支架 Pulley block Tackle block set
$350.00 加入購物車Quick View Compare -
單滑輪四件套 Pulley single
$100.00 加入購物車Quick View Compare -
浮力原理演示器
$200.00 加入購物車Quick View Compare -
潛水艇浮沉原理演示器
$300.00 加入購物車Quick View Compare -
電火花打點計時器 測勻速/加速直線運動
$120.00 加入購物車Quick View Compare -
數顯光電計時器 氣墊導軌 帶4個光電門
$2,400.00 加入購物車Quick View Compare -
專業競賽級水火箭套裝 Professional Competition Level Water Rocket Suit
$600.00 加入購物車Quick View Compare -
半導體電子製冷片
$70.00 加入購物車Quick View Compare -
高精度數顯非接觸式紅外測溫槍 High – precision digital non – contact infrared thermometer
$300.00 加入購物車Quick View Compare -
DIY火災報警器 DIY Fire Alarm
$32.00 加入購物車Quick View Compare -
數顯雷達測速儀 Speedometer Tachometer Speed Radar Gun
$1,800.00 加入購物車Quick View Compare -
電風力小車 (反作用力,風的力量)
$16.00 加入購物車Quick View Compare -
【多種規格】托盤式天平天秤連金屬砝碼 Metal balance scales with metal tray and masses
$280.00 – $350.00 選擇規格Quick View Compare -
【多種規格】1kg/2kg 金屬砝碼套裝 Precision Steel Calibration Weight Kit Set with Tweezers for Balance Scale
$180.00 – $450.00 選擇規格Quick View Compare -
指針式體重稱 磅 Platform scales
$130.00 加入購物車Quick View Compare -
【多種規格】1kg 2kg 5kg 機械式檯秤 座檯秤 座檯磅 Mechanical platform scale with basket
$90.00 – $100.00 選擇規格Quick View Compare -
【多種規格】托盤電子秤磅 Digital scales
$80.00 選擇規格Quick View Compare -
便攜式精密托盤電子秤磅 Digital Precision Portable scale
$100.00 加入購物車Quick View Compare -
優質不銹鋼座檯秤(2kg/10g) Stainless steel mechanical scales
$380.00 加入購物車Quick View Compare -
手提式機械彈簧秤 10kg Hanging scales & tape measure
$35.00 加入購物車Quick View Compare -
概率小球 250顆5色 盒裝 Probability little balls pack of 250 in 5 colours in boxes
$300.00 加入購物車Quick View Compare
