The document appears to be a list of numbers and abbreviations related to CAD design drawings. It includes numbers like 43, 30, 47, 36, 12, and abbreviations like R12, R6, R50, R8, R70 that seem to refer to different design elements or parameters. The document provides data about CAD design drawings but does not provide much contextual information to explain the meaning and purpose of the numbers and abbreviations.

1. STUDY CADCAM
http://www.studycadcam.com 43
ApproveDate
Design
Check
Title
CAD Practice Drawings 43
R12
R6
R50
R12
R8
30
R70
16
R12
47 47
36
12
12
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