用厚0.1分米的木块做成一个无盖小木盒笔筒,从外面量它的长和宽都是1分米,高2分米。这个小木盒容积 用厚0.1分米的木牌,做一个无盖小木盒笔桶,从外面量它的长和...
\u7528\u539a0.1dm\u7684\u6728\u5757\u505a\u6210\u4e00\u4e2a\u65e0\u76d6\u5c0f\u6728\u76d2\u7b14\u7b52\uff0c\u5916\u9762\u91cf\u4ed6\u7684\u957f\u548c\u5bbd\u90fd\u662f1dm\uff0c\u9ad82dm\u3002\u5bb9\u79ef\u662f\uff1f\u5bb9\u79ef=\u4f53\u79ef=\u4f4e\u8868\u9762\u79efx\u9ad8
\u6b64\u65f6\u7684\u9ad8=2dm-0.1dm=1.9dm
=1dm*1dm*1.9dm=1.9dmdmdm
dmdmdm\u4ee3\u66ffdm\u7684\u7acb\u65b9
\u4f53\u79ef=\uff081-0.2\uff09*\uff081-0.2\uff09*\uff082-0.2\uff09dm=1.152dmdmdm
(1-0.1×2)×(1-0.1×2)×(2-0.1)=1.216小木盒容积1.216升(立方分米)
内容积:长0.8分米,宽0.8分米,高1.9分米。
容积=0.8*0.8*1.9=1.216立方分米
绛旓細鑷冲皯瑕佺敤鏈ㄦ澘锛5脳5脳5=125锛堝钩鏂瑰垎绫筹級1cm=0.1dm 鏈ㄧ鍐呴儴閲忛暱鍜屽閮芥槸锛5-0.1脳2=4.8锛堝垎绫筹級 楂橈細5-0.1=4.9锛堝垎绫筹級鏈ㄧ瀹圭Н锛4.8脳4.8脳4.9=112.896锛堢珛鏂瑰垎绫筹級
绛旓細瑙o細鐜荤拑楸肩几鐨勪綋绉槸80dm3锛屽彲鐭ラ奔缂哥殑楂樻槸锛歨=80/(5*4)=4(dm)鍒朵綔杩欎釜楸肩几闇瑕佸灏戝钩鏂鍒嗙背鐨鐜荤拑鏄眰浜斾釜闈㈢殑琛ㄩ潰绉係=锛4*4+5*4锛*2+5*4=92锛堝钩鏂瑰垎绫筹級杩欎釜楸肩几瀹為檯鏈澶у绉槸锛歏=锛5-2*0.1锛*锛4-2*0.1锛*锛4-0.1锛=71.136(dm^3)...
绛旓細瑙o細浣撶Н=闀*瀹*楂=8.7*5.2*3.1=140.244 瀹圭Н瑕佷粠閲岄潰閲忛暱瀹介珮 1鍘樼背=0.1鍒嗙背 闀=8.7-0.1-0.1=8.5 瀹=5.2-0.1-0.1=5 楂=3.1-0.1=3 瀹圭Н=闀*瀹*楂=8.5*5*3=127.5 娉ㄦ剰浜嬮」锛氳绠楀绉椂闀垮拰瀹戒粠涓よ竟鍚勫噺1鍘樼背锛岄珮鍙噺涓嬮潰1鍘樼背 ...
绛旓細4脳4-锛4-0.1脳2锛²=1.52绔嬫柟鍒嗙背 鏈ㄧ涓棿鏄┖鐨勶紝鐢ㄥぇ姝f柟浣撲綋绉噺鍘诲皬姝f柟浣撶殑浣撶Н锛屽緱鍒版湪鏉愮殑浣撶Н
绛旓細0.5-0.1脳2=0.3锛鍒嗙背锛0.4-0.1脳2=0.2锛堝垎绫筹級1-0.1脳2=0.8锛堝垎绫筹級0.3脳0.2脳0.8=0.048锛堢珛鏂瑰垎绫筹級0.048绔嬫柟鍒嗙背=0.048鍗 绛:楸肩几鑳界洓0.048鍗囩殑姘淬備綘濂斤紝鏈宸茶В绛 濡傛弧鎰忥紝璇风偣閲囩撼
绛旓細浣撶Н=闀*瀹*楂=锛6-0.1锛*锛4.2-0.1锛*锛3.2-0.1锛=74.989
绛旓細瑙o細 1鍒嗙背 = 0.1 绫 48 梅 锛1.2 X 0.1锛 = 400锛堝潡锛夌瓟锛氳嚦灏戦渶瑕佽繖鏍风殑鏈ㄥ湴鏉400鍧.
绛旓細1鍒嗙背=0.1绫筹紝0.1鍒嗙背=0.01绫 1.2*0.1*0.01*400=0.48绔嬫柟绫 婊℃剰鏈涘ソ璇勫摝 璋㈣阿
绛旓細浣犲ソ锛1鍒嗙背=0.1绫 48梅锛1.2脳0.1锛=400锛堝潡锛
绛旓細36/(1.2*1)=30