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在墙转角处、楼梯间及内外墙交接处,已按标高立好皮数杆;
Have set up counting poles on the wall corners, ladder and the corners between external and internal walls.
youdao
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在墙转角处、楼梯间及内外墙交接处,已按标高立好皮数杆;
Have set up counting poles on the wall corners, ladder and the corners between external and internal walls.
youdao