view/drawing orientation | 2006-9-04 | mO | looking west | [Input File: Ry01jW.j] |
text description of view | 2006-9-04 | mO | E-section,from W-side show layers which cover second apron | [Input File: Ry01jW.j] |
constituents within view/drawing | 2006-9-04 | mO | k1 k2 | [Input File: Ry01jW.j] |