grooved drum造句
grooveddrumwashingmachineEffectsofthesurfacebrightnessofgrooveddrumtooperators′visualfatigueResearchingondigitaldesigningandmanufacturingofthegrooveddrumisoneofmainmethodstoimproveinternationalcompet...
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grooved roll造句
Forflatproductslikeplateandstrip,plainrollsareused,andgroovedrollsareusedfortherollingofsectionsofvariousshapes.Thereallthestalksandstalkfragmentsareeliminatedfromthebunches,andtheberriesaregentlybrok...