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(整理)长安大学研究生入学考试汽车理论含答?- 百度文库

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Ʒĵ

ѧ2002깥˶ʿѧλоѧ

ԿĿ

һش⡣50֣

1. Զ˵ϵƥ㷽.(10) 2. ָꡣ5

3. ȶ˲ӦƷʵIJЩ5

4. ̥ĵʻЩϵͨԣ8 5. ISO2631-1:1997(E)׼涨ƽ˳Ե۷ֱˮƽϤƵ

ΧǶ٣

6. ๤ȼļ㷽Ӱȼ;Ե 7. װзƶϵͳɱƶʱIJ໬ʧȥת򣬷ԭ

ijں¶Ϊ*Ӳ·뾶ΪRתʻͼʾٶ·ĸϵ*Ϊh

ΪĴֱĸ߶ȣ 1. ó໬ 2. ó໬

óʼٶΪ90km/h,·滬ϵ=0.6Ƶƶ㹫ʽʸóܷײ

óװABSʹƶЧܣƶٶȣ15%䣬Σ ģijΪɶģͣйز֮ΪΪ1710kgLΪ3100mmľǰ

Ϊ1458mmǰܣ֮ͣƬնΪ62618Nradܣ֮ͣƫնΪ110184Nradó߳Ϊ150km/h, 1. ̬ϵ

2. u=18m/sʱ̬ٶ 3. óȶԵΣ

壮ij복˫ϵͳģͼͼشʲôƫƵ복ֲu

̥ĸնȱȦĵĸıʻƽ˳ԵӰ

Ʒĵ

Ʒĵ

ѧ2003깥˶ʿѧλоѧ

ԿĿ

һ⣨22֣ÿ1֣

1. ʱĹɣƽͣתӦĹɡ

2. 𳵲ȡϹԽȼҪԭ1

2 ʹã ͺ½ˡ

3. Դֱ񶯵ƵʷΧǣ4-12.5HZˮƽ񶯵ƵʷΧǣ0.5-2HZ

ISO2631-1:1997(E)׼ã ԲͬƵ񶯵г̶ȵIJ졣 4. ƶȫ̴·Ϊĸ׶Σ 5. ƶƫԭ: .

6. ijĻȹûѡ񣬶ɽʹõӦѡã󣩵ȣΪ

ߺ󱸹ʣʹԣߣڿʻʱڣ 䣨 ϲ 7. ̥·ʻУ¶ ⣨43֣

1. ڷƽ˳ʱļӦм㣬ۺѡϵͳƲ5֣ 2. ˵ƶϵͳABSݡ5֣

3. ijδװABSͨƶϵͳԼƶʱƶЩйأ6֣

4. ƶǿZΪ꣬øϵWΪøϵƶǿȵϵУΪʲ

ôӦѡȡڶԽϷΪøϵߣ6֣

5. ˮƽ·ϼʻֵͼͼзҪ˵5֣ 6. ʻٶȼ;ԵӰ졣5֣

7. һвתԵ˫ֱʻУͻȻյãͼóIJ

ԡ5֣

8. ϵóֱ˵λȵȷԭ򡣣6֣

Ʒĵ

Ʒĵ

⣨25֣

1. ԽҰͽγϵ󴫶ʱֱЩ⣿8֣

2. ĵͼ-ʻƽͼ˵ЩͬͲ

ͬ㣿8֣

3. ʲôܵIJǸն?˫ϷηǰܲǸնȣΪʲô ģ⣨60֣

1. ֪ijγ1600kgλa=1.45mb=1.25m,h=0.63m.γװе·ƶϵƶ

ϵ=0.65.󣺣15֣ 1 ͬϵ

2 ڦ=0.7·ܴﵽƶٶȣһֱһδ 3 óΪͼ˫·ƶϵͳһ·ʧЧʱܴﵽƶٶ 4 Ƚ˫·ϵͳȱ

2. ijΪɶģͣйزΪm=1820kgL=3114mmľǰ

a=1468mmb=1646mmǰֲƫնΪ31309N/radó߳Ϊ150km/h,󣺣15֣ (1) ȶϵ (2) ̬ϵS.M

(3) u=20m/sʱ̬ڽٶ* (4) óΪתDzת

(5) ó޳ʱǰ̥װתܽα仯ȺȶǶȷóʹ

ùвתԱ仯ʱλð仯Ϊôװã෴ת仯ƣΪôװã

3. ijijm=2500kgܸնK=160KN/m,ϵC=8500Ns/m.㣺1

ֱλz·治ƽqƵӦHj *2Ƶ**Ϊ󣿣15֣

4. ijΪ˽ͣϹ䣬4x250KNǰᴹֱֱΪ20KN.30KN,

ҳ40KNߵ4ΪֱӵõF=4KN3.2.1ȷֱΪ1.61,2.56,4.2,·ƽֱϵf=0.06ƿʣ·渽ϵ=0.23

Ʒĵ

Ʒĵ

ͦ=0.4óЩλʻ15֣

2004˶ʿоѧ

ƣ

һ⣺19֣ÿһ֣

1.·ʻУʻʻ¶ʻʻ 2.ϳõȼ;۷Ҫ֣ŷΪģECE-R15ѭΪģѭ͹·ѭ

3.ƶҪָУƶЧܣƶЧܵȶԣƶʱķȶԣ 4.·ʽУ¶

5.֤òԵӦʶȵģ Ϊ1 2

6.ʱISO2631-11997E׼涨ģͿˣ ͣ 㣨12𶯡 38

1.ʻ̥ᷢѣ̥ʲôʲôԭ򣿣5֣פ 2.ƶƫԭʲôΪʲô˵ײ໬ܼӾƫ?(6)ƫ? 3.˵װABSϵͳƶ໬ݣ5֣

4.ļʽжȶתԣ˲ӦƷʵIJЩ5֣ࡢԡ

5.дʻ̣̥뾶٣ʱ¶仯ģΪʲô6֣

6.ڵλѡУõļʻùƽͼ˵5֣

7.ISO2631-11997E׼涨ƽ˳Ե۷֧洹ֱˮƽеƵʷΧǶ٣6֣

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Ʒĵ ѧ2002깥˶ʿѧλоѧ ԿĿ һش⡣50֣ 1. Զ˵ϵƥ㷽.(10) 2. ָꡣ5 3. ȶ˲ӦƷʵIJЩ5 4. ̥ĵʻЩϵͨԣ8 5. ISO2631-1:1997(E)׼涨ƽ˳Ե۷ֱˮƽϤƵʷΧǶ٣ 6. ๤ȼļ㷽Ӱȼ;Ե 7. װзƶϵͳɱƶʱIJ໬ʧȥת򣬷ԭ ijں¶Ϊ*Ӳ·

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