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Ϊʲôֹͣ


о˼·
˽ƽԭȻص

ġɡ֡ԭ

Ѽϣֹͣ ƽԭĵصԭ





󡰻ġ

1ġģλã
2ġôȻص㣩 3

ӡġ֡ٵ󡮻ġ

һƽԭȻص

ġĶ

λڶ12340䵽 13440䣻ӱγ 4410䵽5020䣬 ڵġġͨ ָƽԭλй ĶǣС˰룬 ュ ϵ˿λں ɻュ

ƽԭȻصʲô Ƶƽ㲼

ƽԭҹҪʪؼе֮һ

˼
ЩȻԭʹƽԭ㷺ֲ
򡢵Ρֲˮ

(1)ƽԭ´γȸߣµͣ ΢ (2)Ƶƽˮ (3)ܼ꣬ˮλߡ (4)أмԵĶͶ궳 ֲʹرˮ

ġ䡰֡
1958꿪





ҹ̶ִߡƷ ߵƷ

2ƽԭΪƷصЩ

Ȼ棺

ƽԭ㣬зֵĺֲ ˮḻ غԴḻʪطֲ ˾ضࣻ Ƭʺϴģе ҵۺΪũҵṩе ʸߣгͨ

᷽棺

2.ƽԭϿҪصһ ȻΪʲô ƽԭҪصˮ ˮ ΪƵƽأ ˮλߣ꣬ˮ ԿƽԭӦˮˮλ ߵ´ٽлʷֽ⣬ؿˮ ȣƽء

͵Ŀѣġ ˳ʳͬʱԭе̬Ҳ 𽥶񻯡ƶˣȻֺƵˣ յġġƺҲʧȥ աרҾġ ʵ

һʪ
1

½ˮɴ

ˮλӽرdzˮǵ ̲Ϳͳʱˮ6 Ȼʪأdz ˹ʪأˮ⡢

2

4 5ҹʪ

֮ ˮ Դ 3 ڹ ˮ ̬Ч ҡ Ⱦ ϰʪɭ֡󲢳Ϊȫϵͳ
ʪأԼ ϸߵ̬ϵͳ



̲Ϳ ̲ͿǺ̲̲ͺ̲ܳƣָغ󳱸߳λ λ֮ijشˮλˮλ̲أ
ʱӺˮλµ̲أˮ⡢ˮλ ˮλ̲ڵòѧϳν ڳϫã̲Ϳʱˮûʱֳ¶ˮ棬 ϲ¶ˮ棬²򾭳ˮû

ָȴȴϲ
ԳˮͣԺֲΪij ľľɵij̲ʪľȺ䡣







˹ʪ

йҪʪطֲ
ʪ ¸ɺ ɺʪ

ظԭ ߺʪ

ʪ

ƹԭ ʪ

غʪ

֮
ʪص
ʳҩġ ҵԭϡũƷ ṩˮԴ ˮԴˮ ڶϢ ˮȾ

ʪص
Դı⡱ ҡ Ȼˮ⡱ ԰ Ȼյ

֮

˼
1ʪؾЩ̬Ч棿ƽԭʪ رԻܲʲôӰ죿

򡢺ˮԴھ Ⱦԡ ƽԭʪϼ,ˮֺ ,ʴμ,ֲ༱ ,½,̬ Ķ񻯡

2ҹΪʲôҪֹͣƽԭ
ĻĵأҼԱ

:

ƽԭҹҪʪؼзֲ֮һ ʪ޴Ļڹ̬ܺЧ棬Ϊ ֮ƽԭĿڹˮ ѺͲԣġԭʼ̬⵽ƻ غһ࣬ʹ÷¹ȶ Ұûټض֮һҰɽҲ Ϊֵغ½̬ϵͳҪˮ ԴأֵغļٻºֺƵ

ήĶͥ

6000 ƽ

Χ ɳٻ

2625 ƽ

3ͨ˵ͥΪʲôӡΧ  ﻹ
ΪͥҲҪʪ̬ϵͳڷֹˮ ʧżҪáʪؿ ԽĽˮ洢塢Ȼų 鿹ĹܣʪӵеĴˮԴˮ ֲʹΧĿȽ£ʪӣʪ ֲȫֹˮʧҹһϡ ࣬ԼһʪУʪر Ĺܣκ̬ϵͳ޷ģʪֲܹ Ⱦաлֽ⣬𵽽⻷Ⱦ á

Ķϣش⡣14֣ ϣͼ15Sֲд󣬲д ͼ16Ϊõصºͽˮϡǰ ǿġǡë֮ءũҵ Ҫһͨ޽ݺύĺӵ ʹγɽ֯ˮˮγɺˮϵ ͬʱҪ̨50ĿѣSɡë ֮ءĴ֡

1ԷSγɵԭ򡣣6֣

2ӰؿS Ҫʲô⣿2֣

(3)SΡġвõĴʩڼֺũҵۺ չеá6֣


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