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IMEN 368 인간공학 II
 seat-stand
 Work Surface Heights
 5-10 cm below elbow level for standing and at elbow level for seated – fig 10.9
 Work Surface Depth
 normal work area – a sweep of the forearm without extending the upper arm – fig. 10.10
 maximum – a sweep of the arm by extending the arm from the shoulder
 Work Surface Inclination
 slightly slanted surfaces (about 15°) for reading
 less trunk movement, less bending of the neck
 horizontal desk for writing
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