paraffin gas

英美

释义
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- 烷烃气体,石蜡气体
临近单词

paraffine paraffin paraffin-base crude paraffin wax emulsion paraffin melting oven paraffin melting unit paraffin removal unit paraffin tissue paper paraffin wax for food paraffin microcapsule paraffin release agent paraffinum chlorinatum

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