ʽl(f)ʽOӋ(sh)ЩPϵ
Pl(f)ʽҪOӋ(sh)}ܶÑʹõ^̕Ɇ҂(j)ׂ^ҊĆ}һ
1οl(f)ʽضȺMLضȣ
@ɂض֮gPϵdzO֮ؓ϶Ӱ푵ɂͬĜضȣضǿԿƵMLضȅsҪ(j)?sh)صĚQһf҂OõijʼضضʮߵMLضȿԿڶʮ߶ҡǰԲҪ^ɶ
2LxҪο
Ҫ죬PIҪοL@L䌍ҲǺMLڵĿ՚Pϵ]ͬĹ(ji)҂һ㽨hxL^Сl(f)ʽwĽhǿС45.3
3PˮҪοأ
@Pˮ֮gPϵ^ˮָȫ_ȿ֮ˮˮ̫࣬tʵ½ڵɢҲӰ푡һ҂hʽl(f)ʽˮҪ^0.05Ȼ(sh)(j)ֻǻĔ(sh)(j)]жxÑڌH^ҲԸ(j)Hrx{߽͎ȶǿԵ