(1/2)ҳ
زҰ౻ˡ
˾ʹ˳Ÿƶеƽִ̨棬žƶȥ
ڼҰע˵ıƺûô˷ܡ
ôˣѵҪ3ƶ𣿡
˶һۣϷ׳Ȼı顣
Ͼǵƶвͻͣպ˿ڡؾߵĿռо
ͨպŵ䣬ܻ33ؾߣպ3á
֮պŽ4ˡ
˵뷨Ұɵͷ
ȷʵ˵е
Σܷܲǿ2ˮɡ
ǣƶвûд2ˮ
ʲôˣʡ
һЦ
ȳˮĶ
Ұע£ӿڴóһӡ
Ȼһͼֽ
Ʒƣжֳ
ȼ3
Ч1.Ͷɸ 2.ĸΪʹ 3.ֳɴͬȼڵĸĸͶĽȼ
Ҫ500λ3
ϸͼֽܺҰعгǰδеĿ֮ɫ
3н̫ˣ
ʵպŵ¯Ҳ¯˵ûжֳôЧһܴͬ22ĸ
պžԴԴϵ1-3
һͲÿζѾҰѼԴˡ
ͨƷӸߡ
ij˵ͼֽļֵȷʵ2ˮҪߡ
Ȼ˵ۼ۲һȵùߣոս3պõڲ֪˶·
ϣ˹ڵ֪պŽΪ3кŵġǿ
ˡҰп
֮ǰ鱨ᵽϣ˹Ͻı棬ԭ
ˣ
һȫϵרҵ֪ʶ鼮
һվȫϵķɻרҵ֪ʶ鼮
һ½ȫϵ̹սרҵ֪ʶ鼮
֮ǰϣ˹ĺ鼮һרųġ
Ұһʱز֪˵ʲôˡ
ԼռĻ֪ҪѶʱ䡢Ǯ;һռ롣
һΣϣ˹̴ʵ̫ˡ
ò˵Ƿһ顣п
ԷһЦ
ѾǴˡ
ϣ˹̵Ը϶Ҫ㻹ģɡ
λƺæҰǼѼʻ뿪ˡ
µľƶУ˲ɵøп
н氲ȫ˳ĴޣȥȥҲҪһƶС
ҰϸĶǷͼֽ
3ֳӵзϸ绡¯Ͷѹһϵйҵ豸
ȫԶ죬Ҫ˲ġ
졣
졣
λ
ڡ
ά
һҪ50-100ҡ
ҪӿЧʵĻö൹ҪĹҲԽࡣ
Ҳ˵öֳԴԴϵĸˡ
ҪռͶֳԱӹ
ͨǿֳͨ1-3ģҲDZתΪ1-3
ĸȼԽߣҪĽҲԽࡣ
12Ҳֳͨ3ڱཫΪ3
ͨһȼԽͣԽ
ˣл15-30%ġ
ǼͶ1λ3Ҳֻܴ0.7-0.85λĸ
Ȼ˵ĿǰǴɣµʹ˰Ұǰ
ǾѼ
ǽĵطˡ
ÿ¥ĸֽҵе¥Ĺư衢ͽĸ.
ټϵĹг
ɻķɻ
ҰĻܸɵһƶУֽͨлôԼݻٵĸؾߡ
֮ܶҪĽ
Ұ
Ѹ۷պŵ䣬ͼֽ˽ȥ
Ĺ滮ֳӦý²C1-C4㡣
²Dzijй滮ġ
ֳֹҵӦ²㡣
3²˲٣C1C2ǿŵġ
Ұô3ǹе˹ֱӿʼֳ
⣬ֳʱҪĴijԴһҪҰЭ
ͬʱ˳оίᣬҪһѡ100ˡ
ڶֳ㣬ܸɳоίԱΣ为ѡ
˺ҪͨһЩ
ţ鼮ȫ
(1/2)ҳ,һҳĶ
ǩĶ