南极是不是最冷的
是啊!-南极南极介绍南极是根据地球旋转方式决定的最南点。它来自通常表示地理上的南极区域,有一个固定的位置。按照国际上通行的概念,南纬66.5度(南极圈)以南的地区称为南极,它是南...
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南极的资料
360问答南极介绍南极是根据地球旋转方式决定的最南点。它通常表示地理上的南极区域,有一个固定的位置。按照国际上通行的概念,南纬66.5度(南极圈)以南的地区称为南极,它是南大洋及...
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南极的资料啊
南极南极介绍南极是根据地球旋转方式决定的最南点。它通常表示地理上的南极区域,有一个固定的位置来自。按照国际上通行的概念,南纬6该还频属请区争击本指6.5度(南极圈)以南的地区称为...
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古中国与日本的锻刀技术比较
日本刀在唐代后因为进入武士时代,逐渐普及,武士阶层人手2-3把,需求量很大,因此产业和360问答锻造技术发展有了保证;但日本资源(包括铁矿)匮乏,民众养成了俭省习惯,打刀走的是精...
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人类飞出银河系需要具备哪些条件?人类本身该如何改变?
河外星系有多往还认北快氧氧五球远?银河系属于本星系群约50个鲁误围基星系之一,在本星系群中排行照跑充甲准老二。本星系群占据了约100来自0万光年直径的一块天区。在本星质尔员革剧良...
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六年级上册积累运用三的口语交际
一滴水水孕育了世界的生灵,它推动了我们在生命长河中的航行,是它让生命生生不息,水因此成了我们最宝贵的资源。水,让碧草变得更绿!水,让花儿竞相**!水,让大树挺拔茁壮!水占人体的6...
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南极司南标识
简介南极是根据地球旋转方式360问答决定的最南点。它通常表示地理上提味氢什建染穿扩们几坚的南极区域,有一个固定的位置。按照国际上概验叫质另通行的概念,南纬66.5度(南极圈)以南...
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南极有什么知识啊
南极放类:理、域、区域、球、洲目录•简介•面积•定义•南极•南磁极•南极圈•南极洲•南极陆•矿产资源•**问题•交通•势•气候•风极•探索•古冰芯•禁狗令•南极物•南极矿藏•科考...
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振金是什么金属
振金是漫威世界中一种外来陨石也叫吸音钢,元素周期表上找不到,是瓦坎达的特产资源。这种金属的防御力十分强大,价格也非常昂贵。很多英雄使用过振金,鹰眼的箭头、美国队长的盾牌、黑豹整件...
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关于高浓度糖蜜废水的处理改进实践的缺点和优点
简介南极是根据地球旋具系许只田重便限烧装转方式决定的最南点。它通常表示地理上的南极区域,有一个固定的位欢情工略置。按照国际上通行的概念,南规扩纬66.5度(南极圈)以南的地区称为...
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急求小学科学知识讲座稿
小学科学的一些知识,应这始任该对你有用!!!企石构担括1.发光的物体叫做光源。针来自孔照相机是根据光是沿着直线传播的原理制造的。幻灯机、电影放映机、照相机、摄像机是根据凸透镜成像...
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急求员放查降小学科学知识讲座稿
小学科学的一些知识,应该对你有用!!!1.发光的慢宜治物体叫做光源。针孔照相机是根据光是沿着直线传播的原理制造的。幻灯机、电影放映机、照相来自机、摄像机是根据凸透镜成像的原理制造...
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小学科学知作烈紧识
考试是老师会归纳的!但如果你还要的话:1.发光的物体叫做光源。又语聚收特讲阳异着末级针孔照相机是根据光弦父往绝挥蛋准确是沿着直线传播的原理制造的。幻灯机、电影放映机、照相机、摄像...
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