2020 ߿
ȡ
𰸣6.D 7.D
8̫ʾͼش⡣
(1)ʱ________ϼȦڳ________ (2)ʱֱ̫________ϣ˺ʼ________ƶ
(3)A̫߶________B糤________Сʱ________ʱ䡣 (4)ʱϵ̫߶ȴһ________ֵºҹΪ________
(5)ʱ(˫ѡ)( )
A̫ᴹֱ B뼫Ȧ Cغ
Dֱ̫ߵӳ߹ƽ23.5ļн 𰸣(1) (2)23.5S(ϻع) (3)66.5 8 16 (4)С ҹȳ (5)BD
[]
(40N)ijѧչβ̫߶ȣò(±)ݴ˻ش12⡣
һ 60 ڶ 50 40 1.ӵһεβڼ䣬õҹ״仯( ) Aҹ糤ҹ B糤ҹ̣ҹ Cҹ糤ҹ D糤ҹ̣ҹ
2020 ߿
2βУһβĵ죬ֵ( ) A C
B D
1⣬Ͽ֪3ڣõ̫߶ڵݼɹʽ̫߶ȣ90㣭(γȡֱγ)һβʱֱ̫䱱ڶβʱֱ̫βʱֱ̫ϰʱ糤仯糤ҹ̣罥ҹҹ2⣬һβʱֱ̫䱱ڶβʱֱ̫βʱֱ̫ϰֱ̫ɱƶڶβʱǵصա
𰸣1.D 2.C
ҹijУȤСͬѧĵ̫߶ȼ̫ı仯ɼͼͼش34⡣
3ܷӳѧУڵ̫߶仯( ) A C
4ڵ̫߶ȴﵽֵʱ( ) AѧУڵ B̫ڵϵֱ㽫 CתٶȽ
D̫ڷͬ
3⣬ֱ̫ڵƶγȷΧΪ2326N2326Sͼĵ̫߶ȵֵ̫жϳٵλڳڵλϻعߣ۵λڱعߣܵλڱȦҹγȷΧ(Լ4N53N)ѡCȷ4⣬ڢڵλϻعߣʵڵ̫߶ȴﵽֵʱΪգʱ
B D
2020 ߿
ֱ̫ϻعߣֱ֮㽫ƣѡBȷ
𰸣3.C 4.B
ͼҹγȵijѧСһ죬ӰӵĹ۲ʾͼͼмסҡֱʾijʱ̵ӰȣҡΪյӰӣҵļнǺͼļнȡݴ˻ش57⡣
5״Ӱָʾķ( ) A C
B D
6˵ӰΪʱʱΪ12ʱ40֣˵صľΪ( ) A120E C110E
B0 D130E
7õ糤Ϊ14ʱ40֣Ӱӳֵʱ(طʱ)Ϊ( ) A4ʱ40 C18ʱ
B19ʱ20 D6ʱ
5⣬ҹγȵճԣͼбӦճʱ˵ӰӣӦʱ˵ӰӣҵļнǺͼļнȣ˵ӰӦʱ˵Ӱӣԣ״Ӱָʾķ6⣬˵ӰΪʱʱΪ12ʱ40֣õصĵطʱΪ12ʱɴ˿õصľ120E(12ʱ40֣12ʱ)4/ȣ110EѡCȷ7⣬ӰǸõʱӰӣõ糤Ϊ14ʱ40֣õʱĵطʱ12ʱ14ʱ40֡219ʱ20֡
𰸣5.B 6.C 7.B
8ͼ(Ӱֱʾҹ)ش⡣
(1)ͼʾΪ____________ǰ
2020 ߿
(2)ʱֱ̫ĵ___________________________________________ (3)ͼгǻ________ǻ________
(4)ʱEĵطʱΪ________ʱҵճʱ________ʱʱ________ʱ
(5)A糤Ϊ______Сʱҵ糤Ϊ________Сʱ (6)Ӽ̾н( ) AԶ C
B D
(7)ʱȫEͬһĵռķΧ( ) A1/2 CС1/2
B1/3 D1/2
(1)ͼеת֪ͼʾϰͼϼȦּ磬ԸΪ1222ǰ(2)EڵľΪֱ̫ڵľߣ90WΪգֱ̫γΪ23.5Sֱ̫Ϊ(90W23.5S)(3)ݵתͼҹֲ֪ABΪߣBCΪߡ(4)Ϸ֪EھΪ90WطʱΪ12ʱҵγߴʱ绡Ϊ270㣬糤Ϊ18СʱʶճʱΪ3ʱʱΪ21ʱ(5)Aλڳϣҹƽ֣糤Ϊ12Сʱҵγߵ绡ҹΪ31糤Ϊ18Сʱ(6)Ӽ̾ΪԲӻȣ(7)EͬһĵռķΧΪ90E0㡫180㣬䷶ΧռȫıΪ3/4
𰸣(1)12 22 (2)(90W23.5S) (3)AB BC (4)12 3 21 (5)12 18 (6)D (7)D