drag flask
... 牵链输送机 drag chain conveyor 下砂箱;下模箱 drag flask 排泄孔 drain hole ...
flask drag
... flask bar 箱带 flask drag 下砂箱 flask molding 砂箱造型 ...
drag box
... 下模,下砂箱,下模箱drag 下砂箱,下模箱drag box 下砂箱,下模箱drag flask ...
drg falsk
... DRF, DCS Rx circular polarized feeder ==> DCS受信用円偏波给电器 drg falsk ==> 下砂箱 DRG, daily report generator ==> 日刊报告発生装置 ...