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玻璃容器 冠形瓶口尺寸
Glass containers -- Crown finishes dimensions
价格：￥0.00
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保温瓶瓶胆耐热急变测试方法
Inner containers of the vacuum flask.Thermal shock.Test method
价格：￥0.00
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保温瓶瓶胆保温效能测试方法
Inner containers of the vacuum flask.Heat loss.Test method
价格：￥0.00
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保温瓶瓶胆耐压性能测试方法
Inner containers of the vacuum flask-Resistance to vertical load.Test method
价格：￥0.00
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