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Tension setting out shall be employed and the tensioner shall be double-wheel and fully hydraulic type with hand brake .
采用张力放线,张力机采用双鼓轮式,要有手闸,全液压制动。
youdao
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Tension setting out shall be employed and the tensioner shall be double-wheel and fully hydraulic type with hand brake .
采用张力放线,张力机采用双鼓轮式,要有手闸,全液压制动。
youdao