词汇	government bronze
释义	government bronze 炮铜合金
随便看	materials hot working material silencing apparatus material silencing apparatussilencer material simulation materials inaccessible to us materials in contact with food materials industry materials informatics materials informaties materials in process materials in solar energy utilization materials inspection materials inspection report materials in stock materials in storage materials-intensive materials in transit materials inventory materials inventory budget materials investigation materials issued Material situation material size materials layer thickness materials library