laboratory glassware-interchangeable conical ground joint
...hangeable conical ground joints 实验室玻璃器皿 Laboratory glassware-Interchangeable conical ground joint 实验室玻璃仪器 tapered interchangeable ground joint 锥形标准磨口接头 ..
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laboratory glassware-interchangeable conical ground joint
实验室玻璃器皿。可互换的锥形接地接头
以上为机器翻译结果，长、整句建议使用 人工翻译 。