关于idler的百科

• idler造句怎么写

• Introducedanewtypeofidlernamedcentrifugalbackidlerusedincoalminebeltconveyors.Bankidler:hopetofindmyteachersandfriendshere!Thisidlerwassatedwithfoodandremainedidle.Thepresentinventionisbakeliteidleranditsmakingprocess.Thereasonofruptureofdrivenshafto...
• 2018-01-066144

• idler roll造句怎么写

• TRIZtheorybasedtheidlerrollsealingresearchThesystemfeaturesasealedcuringchamberbuiltaroundasmallidlerroller....
• 2018-10-0317735