inner ear maze enlarged model biology teaching aids teachers teaching laboratory students use_青华科教仪器有限公司

inner ear maze enlarged model biology teaching aids teachers teaching laboratory students use

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inner ear maze enlarged model biology teaching aids teachers teaching laboratory students use

内耳迷路放大模型生物教学教具教师教学实验室学生使用

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¥109.0
≥2/piece

¥105.0
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¥100.0
≥100/piece

2 piece

Exchage Rate 1 CNY ≈ 0.1419 USD
Weight 11.0 kg/piece
Item No. QH3313
Stock num 999 piece

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CTN Size: 49 × 38 × 61 cm

G.W./CTN:11 kg

QTY/CTN:4 piece/carton

备注：下单发货时间请联系确认（现货实时变化）

内耳迷路外壳质地坚硬，有如象牙，叫做"骨迷路"。骨迷路中包藏着和它形状大致相仿的"膜迷路"。骨迷路和膜迷路之间有外淋巴液。膜迷路里含有内淋巴液，这种内淋巴液不和外界直接交通，因此膜迷路是一个盲管系统。而外淋巴液通入人脑的蛛网膜下腔，和人的脑脊液是沟通的。膜迷路实际上是悬浮在骨迷路的外淋巴液腔中，不过它是凭借许多纤维带固定在骨迷路壁上。 3313内耳迷路_01.jpg

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Update time：20241220143300