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LEBELING ROD COMBINED WITH PLUMB BOMB AND LARGE SIZE RIGHT ANGLE RULE
LEBELING ROD COMBINED WITH PLUMB BOMB AND LARGE SIZE RIGHT ANGLE RULE
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机译:横杆结合铅锤和大尺寸直角尺
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摘要
PURPOSE:To make it possible to take measurement in coping with any conditions encountered in work site, by constructing mechanism of leveling rod, plumb bomb, large size right angle rule and angle adjusting connection into one integrated unit.
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