一幅地图的比例尺是1:20000,说明图上距离是实际距离的 一幅地图的比例尺是1:20000,说明图上距离是实际距离的_...
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\u56fe\u4e0a\u8ddd\u79bb=\u5b9e\u9645\u8ddd\u79bb\u00d7\u6bd4\u4f8b\u5c3a
\u5b9e\u9645\u8ddd\u79bb=\u56fe\u4e0a\u8ddd\u79bb\u00f7\u6bd4\u4f8b\u5c3a
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\uff081\u516c\u91cc=1\u5343\u7c73=1\u00d71000\u7c73=1\u00d7100000\u5398\u7c73\uff09
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1.\u5927\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a1\u2236500\u30011\u22361000\u30011\u22362000\u30011\u22365000\u548c1\u22361\u4e07\u7684\u5730\u56fe\uff1b
2.\u4e2d\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a1\u22362.5\u4e07\u30011\u22365\u4e07\u30011\u223610\u4e07\u7684\u5730\u56fe\uff1b
3.\u5c0f\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a1\u223625\u4e07\u30011\u223650\u4e07\u30011\u2236100\u4e07\u7684\u5730\u56fe\u3002
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1.\u5927\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a\u22651\u223610\u4e07\u7684\u5730\u56fe\uff1b
2.\u4e2d\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a\u5927\u4e8e1\u2236100\u4e07\u4e14\u5c0f\u4e8e1:10\u4e07\u7684\u5730\u56fe\uff1b
3.\u5c0f\u6bd4\u4f8b\u5c3a\u5730\u56fe\uff1a\u22641\u2236100\u4e07\u7684\u5730\u56fe\u3002
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\u4e00\u5e45\u5730\u56fe\u7684\u6bd4\u4f8b\u5c3a\u662f1\uff1a20000\uff0c\u8bf4\u660e\u56fe\u4e0a\u8ddd\u79bb\u662f\u5b9e\u9645\u8ddd\u79bb\u7684 1 20000 \uff0c\u56fe\u4e0a1\u5398\u7c73\u7684\u8ddd\u79bb\u8868\u793a\u7684\u5b9e\u9645\u8ddd\u79bb\u662f2000\u5398\u7c73\uff0c\u56e0\u4e3a20000\u5398\u7c73=200\u7c73\uff0c\u6240\u4ee5\u56fe\u4e0a1\u5398\u7c73\u7684\u8ddd\u79bb\u8868\u793a\u7684\u5b9e\u9645\u8ddd\u79bb\u662f200\u7c73\uff1b\u6545\u7b54\u6848\u4e3a\uff1a 1 20000 \uff0c200\uff0e
一幅地图的比例尺是1:20000,说明图上距离是实际距离的
因为20000厘米=200米,所以图上1厘米的距离表示的实际距离是200米; 故答案为:
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绛旓細姣斾緥灏=鍥剧墖澶у皬/瀹為檯澶у皬銆傝В锛氳杩欏潡鍦板疄闄呴潰绉槸S銆傛墍浠1锛2000^2=锛5脳3锛夛細S S=60000000 绛旓細杩欏潡鍦板疄闄呴潰绉槸60000000骞虫柟鍘樼背锛屽嵆6000骞虫柟绫炽
绛旓細12.3脳2000=24600绫筹紝鏈涢噰绾
绛旓細闀垮害姣斾緥鏄1:2000锛岄潰绉瘮渚嬫槸闀垮害姣斾緥鐨勫钩鏂1:4000000 瀹為檯闈㈢Н鏄50脳4000000=200000000骞虫柟鍘樼背=20000骞虫柟绫 =2鍏》
绛旓細9梅1/2000=18000锛堝帢绫筹級6锛18000=1锛3000 绛旓細鍙涓骞鍥鐨勬瘮渚嬪昂鏄1锛3000銆
绛旓細瀹為檯鐨勯珮=1.5*2000=3000鍘樼背=30绫 瀹為檯闈㈢Н=锛40+60锛*30/2=1500骞虫柟绫 闂2锛氬浘涓婄殑闀=22/2/锛6+5锛*6=6鍘樼背 鍥句笂鐨勫=22/2/锛6+5锛*5=5鍘樼背 瀹為檯鐨勯暱=6*1000=6000鍘樼背=60绫 瀹為檯鐨勫=5*1000=5000鍘樼背=50绫 闀挎柟褰㈠湴鐨勫疄闄呴潰绉=60*50=3000骞虫柟绫 妤兼埧鍗犲湴闈㈢Н=3000...
绛旓細1)姣斾緥灏1:2000琛ㄧず( 瀹為檯璺濈鏄浘涓婅窛绂荤殑2000鍊 )銆2)鍦涓骞呭湴鍥涓婏紝閲忓緱涓ゅ湴涔嬮棿鐨勮窛绂绘槸4鍘樼背锛屽凡鐭ュ疄闄呰窛绂绘槸200鍗冪背锛岃繖骞呭湴鍥剧殑姣斾緥灏烘槸( 1锛5000000)銆3)鍦姣斾緥灏烘槸1:4000000鐨勫湴鍥句笂锛岄噺寰楃敳涔欎袱鍩庣浉璺濇槸18鍘樼背锛屼袱鍩庝箣闂寸殑瀹為檯璺濈鏄( 720km )銆4)鍦ㄤ竴骞呮瘮渚嬪昂鏄1:500000...
绛旓細鍥句笂鐩磋杈规槸8鍘樼背鍜6鍘樼背 瀹為檯闀垮害鏄 8*2000=16000鍘樼背=160绫 6*2000=12000鍘樼背=120绫 瀹為檯闈㈢Н=120*160梅2=9600骞虫柟绫
绛旓細锛1锛涓骞呭湴鍥涓鐨勬瘮渚嬪昂鏄1锛2000000锛屾妸瀹冩敼鍐欐垚绾挎姣斾緥灏烘槸锛氾紱 锛2锛堿銆丅涓ゅ湴瀹為檯璺濈鏄細20脳20=400锛堝崈绫筹級锛 鏁呯瓟妗堜负锛氾紝400锛
绛旓細1)涓骞呭浘鐨勬瘮渚嬪昂鏄1:1000锛岃繖琛ㄧず瀹為檯璺濈(1000 )锛屽疄闄呰窛绂绘槸鍥句笂璺濈鐨( 1000 )鍊嶃2)涓绉0.5姣背闀跨殑鎵嬭〃闆朵欢锛岀敾鍦ㄤ竴寮犲浘绾镐笂闀1鍘樼背锛岃繖寮犲浘绾哥殑姣斾緥灏烘槸(20:1 )銆3)涓骞呭湴鍥剧殑姣斾緥灏烘槸1:2000锛岃繖骞呭浘涓1鍘樼背鐨勭嚎娈佃〃绀哄疄闄呰窛绂(2000 )鍘樼背锛岃繖骞呭浘涓4鍘樼背鐨勭嚎娈佃〃绀哄疄闄呰窛绂(...
绛旓細1.涓骞呭湴鍥锛屽浘涓婅窛绂1cm琛ㄧず瀹為檯璺濈20鍗冪背锛岃繖骞呭浘鐨勬瘮渚嬪昂鏄锛 1:2000000锛夈2.绛旓細1.35 3.绛旓細150 4.绛旓細3 5.绛旓細2.4 6.绛旓細7 7.绛;0.8;2 8.绛旓細18 9.绛旓細5 10.瑙o細0.5m=50cm 0.05锛1=1锛20 绛旓細1锛20 11.绛旓細0.025m 12.绛旓細80 13.瑙o細0.0002:1=1:5000 ...