英语词汇gravity roller怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	gravity roller
释义	gravity roller 简明释义重力辊道双语例句 1 Roller gravity conveyors move product without motor power by using a slope to convey products. Rollers have spring loaded axles for easy removal or replacement. 无需发动机推力，只需要一个倾斜的坡度就可运输产品。
随便看	pinboy pin breaker pin break shank pin-break shank pin-break shovel pin break shovel pin-break standard pin break standard pin bundle pin bush pinbush pin bushing PINC Pincainide pin callus pin cap pin cap type socket pin-care pig-root pig-rooting pig run pig run pig's pigs pigs and chickens

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