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ھſ ܿ
ѧݣ ܿһʱ ѧĿ꣺ 1ȷʶġ 2ѧ᱾ε10֣ڵ5ֻʶдʶ1 ƫԡɵĴ ѧϰĿ꣺ 1ȷʶġ 2ѧ᱾ε10֣ѧ᱾ε֣ȷ۵дڵ5ֻʶдʶ1 ƫԡɵĴ ѧ һ 1ɶġ ҪҪֵͨӣֵĴѶľӶ飻߶룬ԼܽղЩ⡣ 2ϵ˼ ӥ ɽ չ ʧ һ ˮ ʯ 3ں (1).ִָʡ (2).˽ (3). ͨġ [ʶ] ѧϰ 1϶ָе֣ҳеλã 2еС֣ 3ڳŶеʣԱ 4μסд֣ 5д
ʦѧ ѧ̣ һ ֱӵ ⼤Ȥ 1⣺9ܿ 2⣬ɡ ˿⣬֪Щʲôѧ˵ʦڿԱϼǺšɳɣΪʲôҪȥҪȥȥģ 3 ⣬ ֪ 1ɶġҪҪֵͨӣֵĴѶľӶ飻߶룬ԼܽղЩ⡣ 2 1ʾ ȥƴָ 2ʣмСڣ12 3ָֽڶģ顣 4ԽղЩأ 3ʶ¼ѧϸͼٶտһ룺ÿһͼϻʲôݣ 4飺˵˵ÿͼ˼ϿĻ 5ѧġ
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ѧ ָд 6ֵܼĺ÷㱨д 1ѧΡ 1̸ֻƫԣּƫ ԵķԼϲķʽǡ 2ѧѧ 2ѧ ָ˵˵Լʲôסĸ֡ 3ָṹ ҽṹ˫סȡ ½ṹԡǡ Χṹչ ѧϰƫԣͷա 5ѧָ졣 6ָ˵˵ЩֿЩ 7ɡϰֲᡷ Ե:
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ս̰Сѧ 꼶ϲ °
ھſ ܿ
ѧݣ ܿڶʱ ѧĿ꣺ 1ȷʶġ 2ѧ᱾ε10֣ڵ5ֻʶдʶ1 ƫԡɵĴ ѧϰĿ꣺ 1ȷʶġ 2ѧ᱾ε10֣ѧ᱾ε֣ȷ۵дڵ5ֻʶдʶ1 ƫԡɵĴ ѧ һѧϰ1-3Ȼ ʦѧ ѧ̣ һ ʾͼƬ 1Ķôϲ 1һֻӥСܳ⣬ô˵أֻСܳںߣȥʦ廭̵ļӥĻһעӥ˵ ߡһɽǰʦ2˸ߵɽʲô뷨 廭ɽǰ취ɣ 3ܱ˵ôԼѧѧʲôʱ2ѧɷԡ һ ѧϰ1-3Ȼ 1һֻӥҲСܳ⣬ ʾӣһ ˭ܵijȣΪʲô˵ܣܵĻʲô˼أͻ ʾôϵȥأ˭С Ļ 4СҪ뿴ûбİ ӥô˵ɶΣ룬 ʲô ѧɽ ѧϰ4-12Ȼ ѧϰ4-10Ȼ 1 ҳܺСĶԻСϰʶ һָõһζԻ 2Сɽ,1ɣ˲ӥĻСdzʧʱ˭ˣСС
ô˵أ 1ҳӥĻѧŶһ 2ɽɸˣʦ˳ɽ仭ƣȥô룿 2 ܵ뷨һ ϰܵĻ 3ܵʲôأ
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1 ССܣԴô˵أ 2Сôشأ ˵Щʲôأ 3ϰֽɫʶָʱԼ϶С Сܣ 4ȥСС˵ʲôأ 4֪ˣʱѧݺöԻ ֻҪ һܳɹ ѧϰ12Ȼ 1Сɽ, 2 ǾССܣԴ˵Щʲôأ 3СһʼΪԼɽôɽģ 4ʦܽǰʱֻҪһһֲиѣһܳɹ Ե:
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