例如:带公差尺寸 ((-1 . <图元名: 7e211d78>) (0 . "DIMENSION") (330 . <图元名:
7e211d18>) (5 . "2F") (100 . "AcDbEntity") (67 . 0) (410 . "Model") (8 . "0")
(100 . "AcDbDimension") (2 . "*D1") (10 367.325 143.485 0.0) (11 296.761
147.027 0.0) (12 0.0 0.0 0.0) (70 . 32) (1 . "") (71 . 5) (72 . 1) (41 . 1.0)
(42 . 141.129) (52 . 0.0) (53 . 0.0) (54 . 0.0) (51 . 0.0) (210 0.0 0.0 1.0) (3
. "ISO-25") (100 . "AcDbAlignedDimension") (13 226.196 127.883 0.0) (14 367.325
127.883 0.0) (15 0.0 0.0 0.0) (16 0.0 0.0 0.0) (40 . 0.0) (50 . 0.0) (100 .
"AcDbRotatedDimension") (-3 ("ACAD" (1000 . "DSTYLE") (1002 . "{") (1070 . 47)
(1040 . 0.36) (1070 . 48) (1040 . 0.15) (1070 . 147) (1040 . 0.625) (1070 . 72)
(1070 . 0) (1070 . 71) (1070 . 1) (1002 . "}")))) 选取上公差为+0.36,下公差为-0.15的所有尺寸。
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