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::[1]:20027.8%56.2%200—50029.5%24%500—100019%11.6%90%1000500039761.200—500:A.56.2%B.27.8%C.24%D.29.52.?A.0—200B.200—500C.500—1000D.10003.1000?A.10%B.8.2%C.11.6%D.9.3%:[]1.C2.A3.B4.C5.C200“1”[2]:9545.4623.8%17.6%6495.6653.8%24%4592.387.6%80.216.9%310.2912%1010288.29::A.310.29B.288.29C.32D.224.10:A.12%B.19.7%C.30.3%D.8.7%5.:A.9545.46B.6495.66C.4592.38D.310.29[]1.C2.B3.D4.D5.C23.8%17.6%53.8%310.29288.291022:”6495.664592.38[3]2621620008491134451()ABCD2?()A2451B4954C4594D37283?()A16.1B8.4C10.1D11.14?()A50.7B26.2C34.6D42.3510?()A8491B13445C849.1D7641.9[]:=4954(26.2-16.1=1026.2+16.1+8.4=50.78491x(1-10)=8491x90=7641.9([1]2000347811.84%4320046013.2%88618.7%1.2000?()A.11.84B.3109C.368D.3862.2000?()A.460B.3485C.2167D.32693.200017%2000?()A.13478B.20459C.17683D.154964.2000?()A.1886B.3246C.1903D.47385.1087?()A.81.5%B.51.9%C.42.3%D.49.7%[2]:()A.2.98B.2.85C.2.76D.3.127.?()A.10644B.2767.44C.3214.54D.43108.2000?()A.13.5%B.21.3%C.19.8%D.32.4%9.1999?()A.9419B.5109C.4105D.531410.2000?()A.13.2%B.27.8%C.60.3%D.61.4%[3]198958.1%109729.5%48345.8%18.6%16.6368227.9%11.2000?()A.19895B.18404C.17593D.1869212.2001?()A.55.1%B.55.2%C.47.8%D.51.6%13.20002001?():()A.27.9%B.2879C.78.2%D.79.3%15.2000?()A.10972B.10020C.952D.9870[4]225010004000100050001.545005600100016.?()A.B.C.D.17.?()A.4000B.9400C.5600D.550018.:()A.25%B.30%C.20%D.27%19.17%?()A.24600B.7600C.4182D.419220.6.7%?()A.6500B.435.5C.97115D.97015[5]1110.623.84001506220110::()A.10.6B.23.8C.400D.150622.35?()A.9B.19C.6D.123.?()A.400B.23.8C.1506D.110624.17%?()A.27.85B.26.48C.4D.19.825.?()A.27B.19C.26D.201.C2.B3.B4.D5.C6.A7.B8.D9.D10.C11.B12.A13.A14.C15.B16.B17.B18.A19.C20.D21.A22.B23.D24.A25.C::[1]1998-2002)1-311999-2002()A1999B2000C2001D200221999-2002()A1999B2000C2001D200232000()A37689B9508C37689900D9508000[]:[1]1—51()ABCD219921976()ABCD319761992?()A8BC8D41992()ABCD51976()A21B14C10D64[]:[2]l-51?()ABCD:()A4BCD3?()ABCD41000?()A3B30C300D5?()ADCD[]1000×3303225[1]1-5:()ABCD2?()A200B300C400D4503?()A50B100C150D2004()A1B2C1D65?()A200B250C300D350[]11:—3[2]1—51()A1965B1970C1975D19802():~1956C1945D19703?()A1955~1970B1960~1970C1970-1980D1960~198041995111955()ABCD5()A1960B1960C1980D1980[]19701950—1955:÷(125‰07‰)=2000([1]1-51()ABCD2()ABCD3()A2B3C4D54?():()ABCD[]1001/73/7:()ABCD2()ABCD3()AB1011C12D114?()ABCD5()ABCD::()ABCD1220()ABCD1320()ABCD1420()A1B2C1D315()A20B20C20D2016ABCD:()ABCD18()ABCD19()ABCD20()ABCD211980?()A64.7B52C46D48221960?()A15.4B17.4C29.4D28.423198032400?()A192B208C194D2162419951601995?():()A60B80C120D1801A2B3C4C5C6D7A8A9B10D11A12A13B14C15D16C17D18A19C20D21B22C23A24B25A70921691219592912:“……”“——”[1]67283217395887324408449522942625530929104.073.2410.388.0713.33:()ABCD2()A3217B2625C3958D29103()A.BCD4()ABCD5()ABC5000D[][2]:()2000200120024.72.63.53.41.11.84.11.32.21.50.50.230.81.83.42212918231224442223.51.82.25.84.35.38757164557283844421736341383542834412000()A:()ABCD3()ABCD420002002()ABCD5()[]20002001200220022001:(8+75+7)/3=7200020012002[3]()()()5731465911115()13088523524001124455658495591125122425212892574352099745135555442106738025861112043O1()AB)CD2():)CD3()A)BCD4?()A355B35C645D645?()A320B330C330D330[]“1”××():()ABCD2()ABCD3()ABCD4()ABCD5()