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$600
測定水的上壓現象 玻璃水槽尺寸:直徑10×高15cm 玻璃圓筒尺寸:直徑3cm×高15cm,附塑膠片,夾架等。
Consists of Φ 100mm× 150mm glass vessel and a Φ 300mm× 150mm glass tube, included support and a plastic plate.