semi-underground asphalt storage的意思|示意

半地下沥青贮仓 ... 地下沥青贮仓 underground asphalt storage 半地下沥青贮仓 semi-underground asphalt storage 沥青熔化加热装置 asphalt melting and heating device ...

半地下沥青储仓 地下沥青储仓underground asphalt storage 半地下沥青储仓semi-underground asphalt storage 中压水加热式沥青储仓medium-press water heating asphalt storage ..