laboratory glassware; thermometers with interchangeable ground joint
玻璃实验仪器.带磨口心的温度计
interchangeable conical glass ground joints development and application of universal serial bus plug shaped micro size electrochemistry system
化学分析玻璃仪器-互换圆锥形磨砂接头USB插头式微型电化学分析仪的研制及应用
Distilling apparatus with ground glass joint interchangeable spherical ground glass joints
具磨砂玻璃接口蒸馏器化学分析玻璃仪器-互换球形磨砂接头
英语网 · 英语口语
英语网 · 高考英语
英语网 · 双语娱乐资讯