¥13.60ۣ¥68.00 (2)
ٲʳƴȫȫ3ᣨƵھ+ʵСƫ+ݸĿͥҽһͨ鼮 ʳ ʳ ʳײҩ ҽȫʳļͥӪٿȫ鱣ʳʳƷθʳӪʦ
ƵھеĶ֢ʳ ҽҽѧ屦 βߡ һճʳӦô ﱾݸĿеĶ֢ʳ ҩ䣬ЧǷ ڼȡݸĿʳ βߡ óΪӪ⡣ ܾõʵС ƫʵãЧ ݷḻЧʵƫ ڿơơơ ﶼҵ֢ļСƫ
¥36.80ۣ¥147.00 (2.51)
ӵ칤ȫ6ᣩͼעӵйŴƼٿȫϰӶĶĿѧ֪ʶ ̥ڡ칤ȴԭߡȶĺ˼룬ȫΪʳƷӹ֯ҵֹƷͨߡұʯᣬֱԽŴպͿƼչ״
¥56.60ۣ¥158.00 (3.59)
Ȩ棬ı淶Ľ£þѡȫ˴ίᷨƹίԱȶĵȨͰָԴ*ԺԺо飩¼ʵãӰݣδ¼ļȣ
¥25.20ۣ¥28.00 (9)
Է飨ȫ3ᣩЧʵõĽգȤɣйũ ҵѧʳƷѧӪѧԺڷ־ 300+ת֪ʶ200+ʳӪʶ150+ĬֻúڹЦ̽ɳأ˽⽡ʳʳջʳ֡Ӫ⣬ϰߣӡͯݣ
1. úЦжӪȫʳ֡Ӫ⣬õϰߡ ϸ֬ҪʣԷҪάأɳҪʵ ЩӪʣǶҪͨԷáӽʳӸı䰮ʳʱԷ ˮ ʳĻϰߣɽϰߡ 2. ڲ˽ ɳ ʶ ԭʳԴͷԤ θӪʦڲʶĴԡθС٣˽תܣ˽ʳڲӪա й ˽ǻѪѹѪ֬ѪͲ ԭջ
¥94.70ۣ¥128.00 (7.4)
ʳȫעͰ棡ԬöһԣԱİ꽭ζ;Ŀ⣩ ͳʳĻʷ϶ռͷ飡34ԭ326ʳȫ¼ʳƷ֮Ǭ¡ʮСɽذΪױУرÿ̱ıУèƷ
ԬöһԣԱİ꽭ζԭôԣ ѡױıУǬ¡ʮΪױУرÿ̱ԭòԭ֭ԭζ ѡ˵侫ͼԬöѧˣ ѧֲᣬ¼Ԭöƽʷ ȫ֪ ر¼ԬöȫʳۣԬöʳۣ Ԭöʳ£ԭһʻ ʳʥ Ԭö Ԭö²ɹңʳ ͶȦȫ
¥35.00ۣ¥35.00
ŰĶСЯ
¥9.00ۣ¥10.00 (9)
ʳ ֺò ߾ΪС顢ƽ̨ʳ˿ߴ300ƷΪҳߵtop 6⣬62Сʳζ ʽ㡢⡢ ʳ ĥ ˬʳ ֵƷ СҲ Сʳ10ɣż̡߽̳ϡ衢Сʿϸȷ֤һѧͻᡣ
¥46.30ۣ¥49.80 (9.3)
ÿеʳ᳤һֵĺӣþָ迴ֵԵõԼҪʳ ƽʱڼʳϣĸԼҪųԣųԣ͵ųԣ һԾͣһԷʱ˵ ˶ˣķ˻һû ȷ˶ˣ˵ Ҷ ֺû˵ˣӾDzˣ ֲʽ״ζˣӾDz飡 ֺݻҲˣӾDzúóԣ ÿԷڽһսۣ Էʲôӣ ˵ˣ һɣ Ҳԣ ι㣿 Ҳԣ һ˰ɣ Ҳϲԣ Ҳ ĺҲ úóԷ ⣬ôϣⱾܹﵽ㡣 ν
¥40.10ۣ¥45.00 (8.92)
רҵľзḻʵѧķרҵʿдõط˵صʾ̬ص㡢ѵ㡣 ʵע⡣ص㷨רҵע⣬߰ĺ塣 ʵӦá˾ʵ⣬ר÷ɹ涨ԭרҵ 涨Ҫ¼ص涨ڶ߲ҡӦá
¥28.80ۣ¥32.00 (9)
ʳסĿѧѧˣȫ4ᣬ38ʶͯݳƷ 96⣬500+֪ʶ㣬ôֿɼӵĿѧ̽ѧ塢˹ܡʳƷ۲+ԭ+չѭΪ¿ѧɵӣ
ʳס496⣬500 ֪ʶ㣬ôֿɼϺӿѧԡ ۲ ԭ չһӴȥ˼ ѧ ÿѧķʽѧá 鸽˼άͼúӵѧϰϵ
¥64.00ۣ¥128.00 (5)
лʳƷȫ2021 ԡлʳƷȫġŹ绰4001066666ת6
֤շ ĸƽ Źܷ ĸг巢չŻӪ̻شĸڷоݵҪʮȫ᳣ίԱڶʮ˴λͨȫ᳣ίԱ л·ͨȫ Ȱ˲ɵľԡлʳƷȫġ
¥7.20ۣ¥8.00 (9)
лʳƷȫ лʳƷȫʵʩ ¼лʳƷȫ лʳƷȫʵʩѧϰʳƷȫĹ涨Ź绰4001066666ת6
֤շ ĸƽ Źܷ ĸг巢չŻӪ̻شĸڷоݵҪʮȫ᳣ίԱڶʮ˴λͨȫ᳣ίԱ л·ͨȫ Ȱ˲ɵľԡлʳƷȫġ
¥9.00ۣ¥10.00 (9)
֣һٸ⣬ݷḻͼIJïȫͨؽйʳƷӼ⡣
¥31.00ۣ¥39.80 (7.79)
ůĹͼϸIJ裬ʳӰִšʱʳģٳԼӹʳƵζϡҳֹƷġмһȻӵԭζ㸺ֲ֣óԵͣ
¥53.90ۣ¥58.00 (9.3)
Ŷרҵ йѧڡʿʦ⣬йѧʳƷȫЭͬоԱӱʡʳƷȫίԱרίԱίԱࣻ ԭʼܾܹʦѧ뷢չоԺоԱױƼ ۣ dzҹʳƷȫϹʵĽϹ桢Żܵʵ飻 ܡʤй10ʳƷȫϹ⣬ɲǿĽ
¥44.60ۣ¥48.00 (9.3)
ʳƷƼʳĽ²ҵгũ飩 һ¶ȽʳƷƼ˲ҵгǰҵͼ չȫʳƷȫ ˽ʳƷƼչ ʳƷҵгδ
ʳƷƼʳĽ²ҵг ձһ¶ȫʳƷƼ˲ҵгǰҵͼ飬Ӽ ֲ ʳƷҵͷGAFAijϵͳûе̵IJ ٵAmazon GoΪ һ ־˵ʳƷƼؽΪһ˲ҵг
¥70.60ۣ¥72.00 (9.81)
Ȩ 1954ķɳ磬*רҵʼձ Ϊ ּ¼йν跢չọ̈̄ ѧȫһ ȫټͼ浥λ ƺš дԱרҵ طڵרҵʿдƶȣȷͼʼսν̣ӳȫ̬ıں ı Ϊרҵķɳʼʹȫ᳣ίԱṫǵķı˷ḻııԴȼʱݡ ע⾫ صĽΪÿּҪصĽעͣʹܾͼݡ
¥23.40ۣ¥26.00 (9)
ֲսʬ2֮ѧʳƷӪ [6-12]ٻųܾƼͼ顢ȫԴͼ顣Ȩǡ¼¡̩ӡǵȹҼй۰̨Ȩר棡
1.ڶгȤζԡ֪ʶԼ汸ִӵĶζ 2.ţϸɫˬеľƷ 3. ʮΪʲô ʴʽɽǸȤĿ֪ʶ 4.ͨĬںʻöչĬڡ 5.ϷȫԡƷƵ֪ȡȤĬԼרҵ֪ʶԡ 6.ȤǰؿƼ֣֪ʶ档 7.ƬռϷС齻Ȥࡣ
¥37.10ۣ¥39.00 (9.52)
ʮȫ˴ίڶʮ˴λ429ձͨ˷ʳƷ˷ѷԹ֮ʩСнԼ˷Ѳٽdzͺ٣ѾΪЧķġ ݷʳƷ˷ѷҪò͵ģӦʵڼòʽó涨ıӪ߿ԶԲ ж ߸轱ҲԶ˷ѵȡӦãշѱӦʾ Υ涨Ӫյ߳˷ѵģؼϵطгලŻؼϵطָIJ辯棻ܲģһǧԪһԪ·ʳƷӪʳƷӪʳƷ˷ѵģؼϵطгල
¥3.60ۣ¥4.00 (9)
ʮһڣĪԡͯӽǡij֮ʳƷȫд ںʵʹĪóġ⣻ʳȫ̽ԣʱĸʽ˵Īԡͯӽǡij֮
ʮһʵըըĶªϣ ҵһʹͨѧķʽע⣬ĪΪһԵѧʦС˵ʮһڡйʵһ ڵ С˵ͨдһʳʢ磬;ʮũĸķӿ ﻯǮȨļ йѧУ*練ӳʳƷʳȫƷ С˵жֳҵедעˮ⡢ӼϸڵѧǡǡӳĪԶ*ֱӵĹСʳƷȫƵĽ죬ĪԵĴǷdzԤԵġ Ȼٵ˹ϲʱĸʽ˵ ĪԷdzͨͯͯӽд
ӾʳƷѧռһʳĻѧ ֪ʶ籩 пѧ£ʳƷѧΪճ¶ȵĻ⣬ȴڿѧ⡣ҽ˹ͼ?ɵڲһȷҽģľȴעδоʳƷѧгϲԹⳣʳ˵ʳƷٿͼ飬Կѧ꾡ԼַͬӰȡ϶ʮʼ˷űؽҪʳIJÿѧַ ʳ ɴԵض⿷ʽ˳ʶԵķ˵տըѹ⿷ʽԼơá֭Ʊַչоʵ顢Ӿַʵ̺ݲ֤ʵΪټ˹ͼ?
¥194.00ۣ¥198.00 (9.8)
ͷ ʵ רҵԡʾԡʵ
¥26.10ۣ¥29.00 (9)
ͯʰٴ 18 ʳƷӪ ҵĵһѧ 飬ѧϰȤĿѧ֪ʶÿĿѧҺͽƼ
ʳΪʲôҪٳԣɴΪʲôĹĵģӪʲôΪʲô СѣǷЩе棿 ôһ͵Ȿͯʰٴ(ʳƷӪ)ͨ˹ϷЦԷǵϵй£ʳƷӪĺɣ
¥22.20ۣ¥30.00 (7.4)
ʵ顤ιйСʵۣͯʳƷǨ һѧѧξѧӪѧĶͯʳ鱨棻עйŮȺʳƷѡȫӰµĶͯʳƷǨ
һѧѧξѧӪѧĶͯʳ鱨 עйŮȺʳƷѡȫӰµĶͯʳƷǨ
¥41.20ۣ¥42.00 (9.81)
žĴ죨꼶塷ԴΣġƼݻ˶֮ĸԾ飬ʽǩ ʳƷӼΣġƼݻ¶ŵҽѧ֮ɱDDTijĬࡣжѷԻڿҰжźһ֮ı
1.ͳİ꼶̲Ŀѡ2020СѧָĿ 2.塷ԴΪת۵㡣 3.ߵ ˹Ƽ ʳƷӼΣ Ƽݻ ¶ŵҽѧ֮ɱ DDT ijĬִ࣬ҵ߲ 4.˶ɽ֮ ˶֮ĸ дԾ֮顣 5.ж ѷԻڿҰжźһ֮ı磺1972꣬DDTʮͰʮŷҽDDT2009꣬йDDT 6. ҿԵĶȴΪչֶֻΪĿԡ 7.ʽǩֲ䣬ΪȻź
רҵ決߰棩[װ] רҵʵõĺ決ָϡȫϵͳʵܽᣬ決ѧ900決ʳƷ䷽ԲͬȺӪʳ決½ṩǡ֬䷽
ٰ棬Ϊǧѧں決γй㷺ʹõĽ̿顣 Ϊṩϸģܹרҵ決ۺʵָ ȫ溭Ǻ決֪ʶͬʱṩ900決ʳƷ䷽ָ ϸܳɹĺ決ְҵҪ߱ͱ ԲͬȺӪʳ決½ṩǡ֬䷽ ȫɫӡˢгƷͼص㲽ͼ⡣
¥292.00ۣ¥298.00 (9.8)
緹һ218ҳζϺ⣬ʱˣʳ㡢ʳƷȫһˡںδ緹 һֻ緹һ»ʳ첻
ڹѧأֲð̫ശ߶Ե÷ʢһЩ˵緹DZزٵĹߣ֮⣬뵽ʳ緹Բȥζܵ㶼˴һֻ緹dz;е·ϣһ͵ĵ緹ҲΪ;ȤͲٳɱŶ ྫʺ **ļҳ쳴ȫ˵ʳࡢʡ߲ˡһӦȫַϲˣ 194ɫζȫⱾˣ ڼҲ200 ˣŻζ Źǵ158158 ŹؾΪŹ֣
¥20.30ۣ¥29.80 (6.82)
¥39.10ۣ¥42.00 (9.31)
֪С˼2018й飬2019йҽ飩 쳦С˼ǻˢĽ֪йѧԺ߸ԺʿоԱ챦ڣʳƷijֿƼ ﳦ ʳҽĿȻ
ӡйͼѧ2018й飨࣬һҽѧգ йҽʦЭҽʦ2019йҽ 2020ʮѧռ оԼϸ10Լռ80% 쳦С˼ǻ ֹӰʳζӰѡʲôİ¡ ֮ǰܶ˳ãΪ˽⡣һ˽⳦С˼Ļǰ ˭Ҵȥ Ĵ𰸣Ҳڳ йѧԺ߸ԺʿоԱ챦оԱֲרŷʳƷذƼ
ӵ칤ȫ6ͯע4-9-12Ķ鼮ӿöйŴտƼٿȫСѧһ꼶 ȫΪʳƷӹ֯ҵֹƷ,ͨ,ұ,ʯᣬֱԽŴգʽĿհ飬ּö˽ŴƼչ״
¥76.60ۣ¥158.00 (4.85)
¥7.00ۣ¥7.00
¥66.00ۣ¥68.00 (9.71)
˭ҵ ˭ҵ ʳֻǹ֮
¥72.50ۣ¥78.00 (9.3)
¥6.20ۣ¥8.00 (7.75)
¥23.80ۣ¥59.00 (4.04)
лʳƷ˷ѷݰ˵ ۽˷⣬пСشǷḻʽ̽С顱ʵҲ˳֮١Ź绰4001066666ת6
лʳƷ˷ѷ۽˷⣬пСشǷḻʽ̽ С ʵҲ˳֮٣ڱϹʳȫںл崫ͳºļֵۣڴٽɫչͿɳչ
¥3.60ۣ¥4.00 (9)
һʳʳƷר ʳʮ֣ÿʳֱζжʳסΡ鷽ݣ ױΪξʮ꣨1556̱
¥70.00ۣ¥70.00
İƾ֣һİʤһٸۣǩ棩 ǩ۳ɽİʼ˼ѧԱʵṩ450+İ⣬漰ױʳƷҵáнѧϰİֵǮ
ذƼ ˵߹꣬3000˿γ̷Ŷӳҵư ۣసʵãоٳҵİģ塣 ʹó㷺ƷҳȺȦƵκηİ˾á ҵɵʽİģ壬ãʳƷƷװʵҵ İдɣʵù˿ˬµʵ İƾʱİԽԽûӾƣͣԽԽѡѰƾ֣дȫºİ𰸡
ʳʳƷδһġʷNatureScienceȶذƼ ȫλѰġ̡ƻС˵ӳĵδ
ٹʮ꣬Ҳڳп⡣һǶϸµĴͳȻ⣬һDzؼ ̬˰ Ҳر°ϸ⡣ζһ൱ǰ߸ˣѡ ӸзƷưװȫλѰ ¡ƼȻƻС˵ӳĵδ ֻһֲּһּɵ ڸ֮غֻᡢйأ һйĵԻɳģʽʵ ཫȻһ£Ȼ
40ڲͬ 40ӵ20 40ȺĽǶȳĸӵн塱Ŀġ ܾʳʡܾʳƷ
40ȺʵĿӦ ӵн ͨأԤɷĸѪѹѪ֬ȸ༲ Ȼ40Ⱥ20꣬ô ˶뷨 ʹͬȳ̶ϻȡʳ ճǿԶ߲ˡࡢ֬͵ࡢ֬ţԼʳȶ彡ʳ ˯߲Ҳᵼ·֣Ϊ˯߲ᵼзڵԳĺصƽ⡣ڴٽʳԳķںʳطʱͻɱʳطʱҲ֮٣ױ֡
¥37.10ۣ¥39.90 (9.3)
¥30.80ۣ¥40.00 (7.7)
δʳƷѧ뼼 ɳѧߡ863ϯѧԪ¼Ժʿ࣬ϴѧλڹͬдģзӳδʳƷѧǰоɹ
¥194.00ۣ¥198.00 (9.8)
йҩѧǰ鳤³нѧҽѧҩѧ־ǿƼ Ϊֹ*оͲйʳƷҩලʷ ʳƷҩƷȫ龰ֵ֣ʳƷҩƷȫʾ¼ 鱾漰ҽҽҩʳƷķɷ棬ִ漰ҽҩѧоҽҩҵӪϢḻй㷺ʵòοֵ ﱾΪҽơҽҩʳƷҵعߡҵߺͷǰͷIJοĿҲ˽ʳƷҩƷɷʷĹҽѧѧ̹ѧѧѧdzõĸĶϣڹĹʳƷҽҩȫĴڶߣҲһ˽ʷ֪ʶĶ
¥96.00ۣ¥98.00 (9.8)
ڿ6֮գͯ飩ѧ˼ͼ顶ڿǡϵеᣡ ̽Ȼ˼עʳƷȫ̬ƷֵŻ⣬Ӷ˼ǷǵѧʿʦرѧСã
ĬЦѧӵѧ˼ͼ飬ڿǡϵᡣ ڿ Ĭ ɣкӳĻĵЦͲ˵̡ ɭᣬ۽Ự⣬չ״ʵ һڷðգ߶Ƕ˼ 1.Ӧ˵ʳƷ 2.̼ջ˳Ӧйǿ 3.۸Ʒļֵʲôϵ 4.ʱҪػϣ 5.ȻĹϵѧԸıȻ̬ 6.DzԴƵعı߽ ḻͼϸչɭȫòĹڴֵۡ ɶ˼ѧñ֤˼ά⣬γԼļֵ
¥32.00ۣ¥32.00
ҩʳͬԴδ ѡصܺʳʵʳƵȷ棻γɹ̼ҽδ۷ΪʱҽѧҪݣ110ּʳƷҩƷƷݷɿٲ鵽ʳҩϢ߶ʽ
¥37.00ۣ¥37.00
ʳƷȫάȨٲȫ Զڡ֪ʦ +䰸+ȫط+ص㷨ʳƷȫʵһͨƽԶƼ
ܽʳƷȫЩ ʲôʳƷȫ ʳƷг߿Ҫ⳥ ʳƷô죿 ЭƼʳƷ ǴʳƷҪе ʳƷٱ˭ ʳƷеûƷ Ϊ˴ʳƷΥ ʳƷװϵġڡʲô壿 ʳƷȫйתʳƷĹ涨 ٰۡơʲô ʳƷȫʮ⳥Ĺ涨ã ͨ𡢾䰸ص㷨¼ȫʳƷȫطɷĶʽЩȫĽΪṩȫλķɾ취ָϡ
¥36.30ۣ¥39.00 (9.31)
һ汾ĬĻ汾úڹЦϳԷ ٳʳúóԷӽʳȡḻӪʳϰߡ Ķͯѧͼ齱ڻ汾ʦƣúпյнֳɳ ˼˰IJ뺢ģиָӪʳĶȤζԣúӸ߲˵ãжȻпյнֳɳ
¥42.00ۣ¥42.00
¥184.20ۣ¥188.00 (9.8)
¥26.40ۣ¥49.80 (5.31)
¥26.40ۣ¥30.00 (8.8)
ʳƷйҽ йҽ ʢ䣬ƪҽҵ磬Ȩ Ȩģ**ĵιҹҽĿ רҵȫҽר֮
ʳʵսѧʦСʳĹͽػ ԹʳϰߡӪȡ֪ʶܽ żߣƲʳ֪ʶ ʳ ʳ533ʳʳɡƷŨ ϸʳףһһͼְֽѧ
¥58.60ۣ¥59.80 (9.8)
ǵģǵIJϽ֯ŸֻԣԴѾ֪ǷпIJţŹ˵ĴǷĽδֹжʳƷϴ֮õ?ζթ㣬ʳƷٹ֮ұ鲼硣 Ȿʾһṵ̋ĺɫ£ͨʷʳƷߡصݵȤ ѷչʾٵĸնֶΡӿֵķѧƭѧ֮ļҶԿΪֵʳƷꣻIJиŬͬʱҲЩʳƷ̽ӢۣǵĺĻñľǣdzȥľʲôȤζֱָġ Ϊҵе֢ʳƷӢҲһʱʱ˵صǣͬҲǿԡ
¥37.20ۣ¥38.00 (9.79)
¥36.00ۣ¥68.00 (5.3)
ֲսʬ2֮ѧʳƷӪ[6-12] ٻųܾƼͼ顢ȫԴͼ顣Ȩǡ¼¡̩ӡǵȹҼй۰̨Ȩר棡
1.ʮΪʲôʴʽɽǸȤĿ֪ʶ 2.ţϸɫˬ֪ŶӾĴƷϵС 3.Ϸ棬ٷȨƷӰ֪ȽϸߣйӵĶζ 4.֪רˡѹأԢ֣ȷƷʺȨԡ 5.Ȩǡ¼¡̩ӡǵȹҼй۰̨
¥27.20ۣ¥28.00 (9.72)
ҵѪ ʵʳֲ | ܼȥĿѧǷҪԣϺʳƷӪμʦ& Ʒʦ һʳ
£һѧǣ һǼ°ɣ ȻǣֻҪԶʳʵʳƽ⣬Ѫȡ DzⲻܳDzܳԣˣ ǿδأǵּʳܼȥ Ϊʲô ס ҲЧѣ ǴлʧֻʳɲСӪʦһúóԷػģ㻹ӵָꡢľеԵƤûʳѹ̬ û˭ϣԼԵӪζֽǾӪʦһúóԷɣⱾ鲻ʺǰȺҲʺÿӵнʶ ? ר̣Ӫʦһget͵ǡʵʳƽ⣬ȶѪ ? ɻõIJ廭ͼIJïӪѧ֪ʶ ? ʵù߰
ĸԹؼںµĸ߶ƶȡ 淶淶ִµҪչʵʹ רҵǶȣʳĸӽչ硣 ʵʹڵ幤Ҫ㡣
¥167.40ۣ¥180.00 (9.3)
ʳѧϤʳ;ò ʳƷȫֹ仯ƶࡢSDGs ũҵѧĽǶȣȷʳصṹ̽⣬Ѱɳʳ
1.ǵ벻ʳһʳһУȻ̲ôľѧ֪ʶ 2.ũҵѧרҵǶȷʳصṹ۽ʳƷȫֹSDGsȵ⣬һδѺ͵ ɳʳ 3. ḻɶǿʹѧҲܿһʳжʲôŵɣ
¥53.10ۣ¥59.00 (9)