1、 20212022 6 100 1 2 2B 0.5mm 3 24 2 48 12021 8 A B C D 2.2021 11 9 24 5 2 5 A B C D 3 A B C D 42021 1-7 583.3 42.9%D1 D2 A B C D 5AI AI A B C D 6 80 A B C D 72021 12 200 A B C D 8 A B C D 9 A B C D Q()P()D1 D2 10 A B C D 11 A B C D 12 750 A B C D 132021 4 26 A B C D 142021 9 A B C D 2021 6 15-16 15
2、A B C D 16 A B C D 17 A B C D 18 70 15 A B C D 192021 9 80 2 5 50 20 2031 10 A B C D 10 2 5 2.5 20 2021 12 15 0.5 A B C D 70 21-22 21 70 70 A B C D 22 A B C D 232021 16.4 16.3%14.07 17.93 A B C D 24 A B C D 4 52 2512 2021 10 2612 2021 11 58 3 2900 707.2 2712 2816 2035 110 26 20212022 24 2 48 4 52 2