1、2 ? CORE?OPINIONS?1.? ? 千? ? 2020 ? 12.039? 60%?2020 ? 3.82 ? 31.73%? 23.02%? 51.6%?6.7%?6.1%? 3.8%?2.? ?2021 ? 4332 ? 206 ? 5%? 2.726 ? 4.6%?2021 ? 1-10 ? 2623.38 ? 73.33 ? 2.4 ?3.4 ?2623.03? ?2.4? ? ?71.9%? ?27.7%?0.3%?3.? ? ? ? 60%?2020 ? 8445.9 ? 2019 ? 1348.20 ? 17.3%?2021 ? 55%? 26%? 7%? 7%? 3

2、%? 2%? 3 ? CONTENTS?1.? ? .?4?1.1.? ?.?4?1.2.? ?.?4?1.3.? ?.?4?2.? ? .?6?3.? ?.?8?4.? ?研?.?9?4.1.? ?.?9?4.2.? ? .?11?4.3.? ?.?12?4.4.? ?.?13?5.? ? .?15?5.1.? ?.?18?5.2.? ?.?19? 4 ?1. ?1.1. ?1.2. ? 25?30? 18? 12 ?粉?1.3. ? 400 ?(1926-1949)?(1949-1959)?(1959-1965)? 6 ?(1965-?)? 5 ? 1?粉?务?务?导?粉? 100?120

3、 ? 2300?2500? 85?95 ? 2100?2200?粉?务? 100?120 ? 2300?2500? 85?95 ? 2100?2200?粉? 120?150 ? 2500?2800? 96 ? 2300? 21?25 ?籽? 2?10 ? 20%? 8%?务?筒?务? 0.4%? 2?务?务?务? 5.0%? 6 ?务?务? 2.0%?务? 5.0%?务?务? 5.0%? ?/?/?2. ?千? 4 ? 40 ?研?研?2020 ? 3.82 ? 31.73%? 23.02%? 2?2020 ?:? ?/? 7 研?2020 ? 12.039 ? 60%? 3?20152019

4、 ?(?)?2015 ?2016 ?2017 ?2018 ?2019 ?2019 ?105213?112699?116440?114762?114849? ? ?34549?41226?39760?39245?34705?1?30.22?务?26499?26361?25907?25717?26078?2?22.71?8528?6419?9791?8229?10114?3?8.81?3382?3979?4948?4346?5686?4?4.95?2333?2807?2467?3580?3588?5?3.12?1961?2358?2892?3025?3069?6?2.67?2257?2590?28

5、75?2782?2772?7?2.41?2469?2825?2776?2717?2723?8?2.37?902?1075?1433?1866?1743?9?1.52?1317?1528?1321?1142?1428?10?1.24?:? ?/?2020 ? 3.05 ? 2.89 ?51.6%?2020 ? 7700 ?7000 ? 4385 ? 6.7%?6.1%? 3.8%? 8 ? 4?2020 ?:? ?/?3. ?2019 ?的?+?2020 ? 9 2021 ?的?4. ?4.1. ? 8 ? 66%?1? 8000 ?占? 26.67%?占? 150 ? 300 ?2? 1300

6、0?占? 43.4%? 10 ?3? 6000?占? 20%?4? l500 ?占? 5%?5? 1300 ?占? 4%?6? 300 ?占? 1%? 5? ?/?/? 11 4.2. ?2021 ?研?2021? 4332 ? 206 ? 5%? 6?2013-2021 ? ?/?2021 ?5%? 2021 ? 2.726 ? 4.6%? 7?2013-2021 ? 12 ? ?/?2016-2019 ?2019 ? 6316 ?/?2020 ? 60%?2021 ? 6291 ?/? 0.4%? 8?2016-2021 ? ?/?4.3. ?2021 ? 1-10 ? 2623.38 ?

7、 73.33 ? 2.4 ?3.4 ? 2623.03 ? 2.4 ?71.9%?27.7%?0.3%? 13 ? 9? ?/?4.4. ?研?研?2021 ? 1.1 ?/? 2020 ? 9%?2020 ? 11 ? 2021 ? 12 ? 2.3 ?/? 2.56 ?/? 14 ? 10?2021 ?/? ?/?2021 ? 2664.77 ?/? 2020 ?22.06%? 11?2021 ?/? 15 ? ?/?5. ? 12? ?/?/? 16 ? 13?2021 ?务?务?筒?务?筒? ?/?/? 17 ? 60%? 26.7%? 14?2011/2012?1030?13445?

8、57013?119?20297?2012/2013?1039?14745?600?119?21984?2013/2014?1800?14246?5000?148?21194?2014/2015?1850?15111?5200?150?22311?2015/2016?1816?14336?5500?144?21796?2016/2017?1830?17786?6800?138?26554?2017/2018?1862?18500?7300?127?27789?2018/2019?1865?20000?8000?126?29991?2019/2020?1870?19601?8000?123?29954? ?/? 15:2019/2020 ? ?/? 18 5.1. ?2020 ? 8445.9 ? 2019 ? 1348.20 ? 17.3%? 2022 ? 16?2018-2020 ? ?/? 19 5.2. ? 52%? 60%? 68%? 85%? 17? ?/? 20 2021 ? 55%? 26%? 7%? 7%? 3%? 2%? 18?2021 ? ?/?的?