8.1

(8-1)

8.1 81 8-2 (1)0.30.8()

8.1

(2)

8.1 (3) (4) (5) (6)

8.1 (7) (8) (9)

8.2 8.2 8.2.1 1

8.2 (1)

(2)

(3)

8.2 (4)

(5)

(6)

8.2 2.

(1)

(2)

8.2 (3) (4) 3.

8.2

(1)

8.2 (2)

8.2

(3)

(4) 84

8.2

8.2 822

1 (1) 81

(2)

8.2 1.812

2.

3.

8.2 4.

(3) 8-2

8.2 (4)

(5) 85

8.2 2 (85)

()(PVC)DAPAKOY

8.2

8.3 831

33

3

lmm0.050.2 mm

8.3 832

(1) 3()

8.3 (2)

(3) (>0.88cm3)(0.05-0.8gcm3)(

8.3 (4) 833 (1)

8.3 (2) 4

(3)

8.3 (4) (5) (6)

8.3

(7)

(8)

8.3

(9)

(10)

8.4 841 1. 2. 3. 4. 5. 6. 7.

8.4

8 42 (1) (86)

8.4

8.4 (2)

8.4 1.

2.

3.

4.

5.

6.

8.4 8 4 3 (1)(8 -10) 13

8.4 (2)(8-13) ()

8.4 (3)(8-14) (6mm)

8.4

8.4 (4)(8 -15)