.
, R R1 (. 37, ), 璺 , 1 2 , , R-R1 (. 37, ). 2 D (. 37, ). OD R, (. 37, ). ǒ D 1. 1 O1D , . R1 , 1 1 O1D.
, R R1 (. 38, ). 1 2 2, 2 , R+R1 (. 38, ). D, 璺 1. , , 1 DO1 (. 38, ).
. 37 | . 38 |
, R R1 AutoCAD :
1. LINE (³).
2. ᒺ Center () , , . , .
3. , , , . , 1. Enter.
4. CIRCLE () :
Specify center point for circle or [3P/2P/Ttr (tan tan radius)]:
ᒺ Center (), , ( ), . , .
5.
Specify radius of circle or [Diameter]:
, R-R1. Enter.
6. CIRCLE () ᒺ Midpoint () , , 璺 , , .
7. :
Specify radius of circle or [Diametr]:
ᒺ Center () , , .
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8. Draw () RAY (). :
Specify start point:
ᒺ Center (), .
9. :
Specify through point:
ᒺ Intersection (), , , , Enter.
10. LINE ᒺ Intersection. ( ). ϳ .
11. ᒺ Tangent () , . Enter.
12. MIRROR () :
Select objects:
, 璺 . Enter.
:
Specify first point of mirror line:
ᒺ Center, , ( ), . :
Specify second point of mirror line:
ᒺ Center, , ( 1), Enter.