1. :

， 1-2 ，

， ， )

2. :

， .

3. :

， 2 ， .

4.

， ，

US4 = CN35 = 225 ( )

US5 = CN36 = 230 ( )

US6 = CN37 = 235 ( )

US7 = CN38 = 240 ( )

US8 = CN39 = 245 ( )

US9 = CN40 = 250 ( )

US10 = CN41 = 255 ( )

US11 = CN42 = 260 ( )

US12 = CN43 = 265 ( )

US13 = CN44 = 270 ( )

US14 = CN45 = 275 ( )

US15 = CN46 = 280 ( )

US16 = CN47 = 285 ( )

US17 = CN48 = 290 ( )

US18 = CN49 = 295 ( )

US19 = CN50 = 300 ( )

US20 = CN51 = 305 ( )

US21 = CN52 = 310 ( )