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用激光准直仪测量超长导轨水平平面内的直线度误差时,只需将目镜转过()即可。A.90°B.180°C.270°D.
用激光准直仪测量超长导轨水平平面内的直线度误差时,只需将目镜转过()即可。
A.90°
B.180°
C.270°
D.4°
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用激光准直仪测量超长导轨水平平面内的直线度误差时,只需将目镜转过()即可。
A.90°
B.180°
C.270°
D.4°
A..0°~+30°
B.-10°~+40°
C..-20°~+5°~
D.-30°~+60°