20立方米水池连挖带砌水泥总共需要人工和材料,包括挖机费用大概需要多少钱 中央美术学院建筑系与理工科的建筑学是一回事吗
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绛旓細棣栧厛鏄寲鏈哄ぇ姒傝鍗婂ぉ锛200涓灏忔椂锛屾寲鏈鸿1200锛屼箣鍚庡氨鏄爩澧欑矇鍒凤紝鍖呭伐鍖呮枡鎴戜滑鍙互鎯宠薄涓涓嬶紝闀5绫筹紝瀹4绫筹紝楂1绫冲垰濂20绔嬫柟绫锛岃繖鏍风殑姘存睜鍖呭伐鍖呮枡浠锋牸鍦600宸﹀彸1骞虫柟绫筹紝鍖呮嫭鎸栵紝澶ф闇瑕12000鍏
绛旓細鍏遍渶鎸栧湡=314脳2=628锛绔嬫柟绫锛夊簳闈㈠懆闀=3.14脳20=62.8锛堢背锛変晶闈㈢Н=62.8脳2=125.6锛堝钩鏂圭背锛夋姽姘存偿闈㈢Н=125.6+314=439.6锛堝钩鏂圭背锛
绛旓細=314锛堝钩鏂圭背锛夌瓟锛氳繖涓姘存睜鍗犲湴闈㈢Н鏄314骞虫柟绫炽314脳2=628锛绔嬫柟绫锛夌瓟锛氶渶瑕佹寲鍦628绔嬫柟绫炽20脳3.14脳2+314 =125.6+314 =439.6锛堝钩鏂圭背锛夌瓟锛氬湪渚ч潰鍜屾睜搴 鎽姘存偿闈㈢Н鏄439.6骞虫柟绫 鏈涘ぇ鍝ラ噰绾筹紒绁濅綘濂藉ソ瀛︿範澶╁ぉ鍚戜笂锛
绛旓細鍏遍渶姘存偿锛879.2*5=4396Kg 瀹圭Н锛2*628=1256绔嬫柟绫=1256鍚
绛旓細搴曢潰绉:3.14*10*10=314(骞虫柟绫)渚ч潰绉:3.14*20*2=125.6(骞虫柟绫)姘存偿闈㈢殑闈㈢Н:314+125.6=439.6(骞虫柟绫)3.14*10*10*(3-2)=314(绔嬫柟绫)---杩橀渶瑕佹寲鐨勫湡
绛旓細姹犻涓虹爩鐮姘存偿鐮傛祮鎶归潰銆傚叾鎶鏈暟鎹涓嬭〃銆傝〃2 鐢樿們鐪佸渾鏌卞舰钃姘存睜鎶鏈暟鎹〃 瀹圭Н(m) 鐩村緞(m) 澹佸帤(cm) 姹犳繁(m) 鎸栨柟(m) 濉柟(m) 娣峰嚌鍦(m) 姘存偿(T) 鐮(m) 鐭冲瓙(m) 姘(m) 15 2.5 10 3.1 24.9 4.22 3.72 0.84 1.99 3.20 1.0 20 2.5 10 4.1 29.8 4.22 4.52 1.03 2.43 3.90 1.5 25 ...
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绛旓細锛1锛2脳3.14脳锛20梅2锛²=628绔嬫柟绫 锛2锛3.14脳锛20梅2锛²+2脳3.14脳2脳锛20梅2锛=439.6骞虫柟绫
绛旓細鎸鍦熸柟鏁帮細3.14脳锛20/2锛塣2脳2=328绔嬫柟绫 鎶姘存偿锛3.14脳锛20/2锛塣2锛3.14脳20脳2锛439.6骞虫柟绫炽
绛旓細鎬婚潰绉=(蟺D^2)/4+蟺DH=(4/4+2*2)蟺=5蟺 姘存偿=20*5蟺=100蟺