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单词 back up roller
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backup roll

支承辊;背辊;压辊

back up roller
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  • 网络释义
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  • 双语例句
  • 1
    Back up roller: roller which backs up the impression roller FOR additional pressure in gravure printing.
    加压辘:在照相凹版印刷机上,给予压力圆筒额外压力的辊辘。
  • 2
    In 2003, an American amusement park operator was killed when his hair and arm got caught on a roller coaster car, pulling him up as high as 12 metres before he fell, back-first, onto a fence.
    2003年,一名美国游乐场的操作员因头发和手臂被夹到过山车座上而死于非命。当时过山车一直将他拉到12米的高空,他掉下来时又正好背朝下落在了栅栏上。
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更新时间:2025/3/19 1:23:15