外部链接:
英德
有道
百度
谷歌
图片
维基
百科
drag auger
敞式自动装料螺旋
drag auger
drag axis
drag axis of balance
drag balance
drag bar
drag bar conveyer
drag bit
drag bolt
drag box
drag brake system
drag bridle
drag broom
drag bucket
drag by the head and ...
drag cable
drag calculation
drag carriage
drag center
drag chain
drag chain conveyor
drag chip conveyor
drag chute
drag classifier
drag clearance angle
drag coefficient
drag cone
drag conveyer
drag conveyer section
drag conveyor
drag cup
drag cup induction motor
drag curve
drag cut
drag data
drag device
drag dewaterer
drag direction
drag disk harrow
drag distribution
drag down
drag drill
drag due to shock wave
drag effect
drag energy
drag experiment
drag factor
drag flask
drag flights
drag flow
drag fold
drag force
drag freight train
drag friction
drag gear
drag harrow
drag head
drag head (耙吸式...
drag head ladder
drag hinge
drag hole
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