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产品代码
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产品名称
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规格型号
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单价
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| demonstration instrument of gas acting and energetic diminishing | |||
| demonstration instrument of microexplanation of pressure | |||
| model of double helix structure of DNA | |||
| multi-purpose plastic dropper and well-core board | |||
| exrerimental instrument of copper electrochemical copacity | |||
| experimental instrument of oil slick | |||
| demonstration instrument of vibration composition | |||
| demonstration meter of horizontal and longitudinal waves | |||
| demonstration instrument of lorentz fore | |||
| demonstration instrument of sound wave transmition | |||
| demonstration instrument of vibration picture of simple pendulum | |||
| Madball hemisphere | |||
| Archimedes’ principle and application experimental instrument | |||
| demonstration instrument of fumction of fuse | |||
| frequently used condensor counting board | |||
| experimental instrument of atmospheric series | |||
| demonstration instrument of distillation and sublimation of iodine | |||
| demostration case of wind’s formation | |||
| ion exchange column | |||
| blast kerosene burner | |||
| lblack case of electrical component | |||
| demonstration instrument of moldcular intermission | |||
| hodostration of two-dimensional space and time | |||
| multi-function charger | |||
| experimental instrument of conversation of momentum | |||
| demonstration instrument of alternating circuit | |||
| experimental instrument of average velocity | |||
| tacheometer of environment | |||
| glass specimen | |||
| mathematical magnetic teaching model for elementary school | 低年级 | ||
| 中年级 | |||
| 高年级 | |||
| small-size air source | |||
| biological microdemostrative device | |||
| electrical airspeed gauge | |||
| Dalton’s board | |||
| numeral illuminancemeter | |||
| humidometer |
Copyright(c):Shanghai Jia
yu Educational Equipment CO.,LTD,