Opto-Edu (Beijing) Co., Ltd.100043Why Us (指向 公司信息, 格式不好编辑, 另起一个页面Why Us)F-1501 Wanda Plaza, No.18 Shijingshan Road, Beijing 100043, ChinaOpto-Edu (Beijing) Co., Ltd.100043Why Us (指向 公司信息, 格式不好编辑, 另起一个页面Why Us)F-1501 Wanda Plaza, No.18 Shijingshan Road, Beijing 100043, ChinaOpto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing) Co., Ltd.Opto-Edu (Beijing
E12.0115Resonance Apparatus | |
| The device is to investigate the resonance of air columns and determine the velocity of sound in air. This complete unit includes a 100 cm long plastic tube Dia.4cm, a movable aluminum reservoir Dia.9x14cm, attached by rubber tubing to the bottom of the resonance tube, a square support stand 15x22cm, and two tube clamps.Totol height 105cm. |
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