Ji 'nan fence wall with wedge block adjustment positioning, and nail fixed, not fixed with nails, wedge.
济南护栏上墙后用木楔块调整定位，再用射钉固定，不得用铁钉、木楔固定。
Upper step wedge and lower pass-line adjustment unit serve to compensate wear of WR diameter and BUR diameter.
上阶梯垫装置和下轧制线调整装置是补偿工作辊和支撑辊直径磨损减小的装置。
Upper step wedge and lower pass-line adjustment unit serve to compensate wear of WR diameter and BUR diameter.
上阶梯垫装置和下轧制线调整装置是补偿工作辊和支撑辊直径磨损减小的装置。
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