4M/40M/4H/24H,ST3PF,ST3PK,ST3PR,ST3PY,ST3PC,ST3PG,ST6P-2,ST6P-4,H3Y-2,H3Y-4,AH2-Y,AH2-N,AH3-3,AH3-2,ASY-2D 0.1S-9.0S,ASY-2D 1S/99S,ASY-2D 0.1M/9.9M,ASY-2D 1M-99M,ASY-3D 0.01S-9.99S,ASY-3D 0.1S-99.9S,-4M/40M/4H/24H,ST3PF,ST3PK,ST3PR,ST3PY,ST3PC,ST3PG,ST6P-2,ST6P-4,H3Y-2,H3Y-4,AH2-Y,AH2-N,AH3-3,AH3-2,-4M/40M/4H/24H,ST3PF,ST3PK,ST3PR,ST3PY,ST3PC,ST3PG,ST6P-2,ST6P-4,H3Y-2,H3Y-4,AH2-Y,AH2-N,AH3-3,AH3-2,-无锡市昌林自动化科技有限公司 4M/40M/4H/24H,ST3PF,ST3PK,ST3PR,ST3PY,ST3PC,ST3PG,ST6P-2,ST6P-4,H3Y-2,H3Y-4,AH2-Y,AH2-N,AH3-3,AH3-2,ASY-2D 0.1S-9.0S,ASY-2D 1S/99S,ASY-2D 0.1M/9.9M,ASY-2D 1M-99M,ASY-3D 0.01S-9.99S,ASY-3D 0.1S-99.9S, 无锡市昌林自动化科技有限公司销售部 网址:www.110055.net(液压气动) &&&& (工控电器) 液位控制器,UQK-71S,UQK-71-2,UQK-71-10,UQK-71-4,UQK-71-50,GSK-1A& 不锈钢,GSK-1A& ,GSK-1B& 不锈钢,GSK-1B &,GSK-1C& 不锈钢,GSK-1C& ,GSK-2A& 不锈钢,GSK-2A& ,GSK-2B& 不锈钢,GSK-2B& ,GSK-2C& 不锈钢,GSK-2C& ,GSK-3C& 不锈钢,GSK-3C& , 磁性浮子液位计,UHZ-1221,UHZ-1222,UHZ-1223,电机调速器,S-22 AC220V-240V,过欠压相序保护器,XJ11 AC380V,XJ3-D AC380V,液位控制器,C61F-GP AC12-380V,AFR-1 AC12-380V,定时器,AHC15A AC220V,AHC15B AC220V,AHC15T AC220V,TB35 AC220V,T B35B AC220V,TB38 AC220V,TB38B AC220V,SUL181H AC220V,SUL181A AC220V,计数器,CSK AC220V,ZN48 AC220V,JDM15-4 AC220V,JDM15-5 AC220V,JDM15-6 AC220V, 时间继电器,AT5P AC12V-380V,H3BA-N8 AC12V-380V,H3BA-N8H AC12V-380V,H3BA-8 AC12V-380V,H3BA-8H AC12V-380V,H3CR-A AC12V-380V,H3CR-A8 AC12V-380V,H3CA-8 AC12V-380V,H3CA-A AC12V-380V, 超级时间继电器,ST3PA-A 0.5S/5S/30S/3M,ST3PA-B 1S/10S/60S/6M,ST3PA-C 5S/50S/5M/30M,ST3PA-D 10S/100S/10M/60M,ST3PA-E 60S/10M/60M/6H,ST3PA-F 2M/20M/2H/12H,ST3PA-G 4M/40M/4H/24H,ST3PF,ST3PK,ST3PR,ST3PY,ST3PC,ST3PG,ST6P-2,ST6P-4,H3Y-2,H3Y-4,AH2-Y,AH2-N,AH3-3,AH3-2,ASY-2D 0.1S-9.0S,ASY-2D 1S/99S,ASY-2D 0.1M/9.9M,ASY-2D 1M-99M,ASY-3D 0.01S-9.99S,ASY-3D 0.1S-99.9S, ASY-3D 1S-999S,ASY-3D 0.1M-99.9M,ASY-3D 1M-999M,DH14S 0.01S-99H99M,DH11S 0.01S-99H99M,DH48S-1Z 0.01S-99H99M 0.01S-9999H,DH48S-22 0.01S-99H99M 0.01S-9999H,JSS48A-1Z 0.01S-99H99M 0.01S-9999H,JSS48A-2Z 0.01S-99H99M 0.01S-9999H,DH48S-S 1S-99H 0.1S-99H,JSS48A-S 1S-99H 0.1S-99H, 数显时间继电器,JSS20-40AMS 0.1S-9.99S,JSS20-40AMS 1S-999S,JSS20-40AMS 1-999M,JSS20-40AMS 0.01-9.99S,JSS20-40AMS 1-99.9M,JSS20-A 0.1S-9.99S,JSS20-A 1S-999S,JSS20-A 1-999M,JSS20-A 0.01-9.99S, JSS20-A 1-99.9M,JS11S 0.1S-9.9S,JS11S 1S-99S,JS11S 1M-99M,JS11S 0.01-9.99S,JS11S 0.1-99.9S,JS11S 1S-999S,JS11S 1S-9M59S 1S-9M99S,JS11S 1M-999M,JS11S 1M-9H59M 1M-9H99M,JS11S 0.01S-99.99S, JS11S 0.1S-99.9S,JS11S 1S-99M59S 1S-99M99S,JS11S 1S-99H59M 1S-99H99M,JS11S 1S-9999S,JS11S 1M-9999M,JS14S 0.1S-9.9S,JS14S 1S-99S,JS14S 1M-99M,JS14S 0.01-9.99S,JS14S 0.1-99.9S,JS14S 1S-999S,JS14S 1S-9M59S &1S-9M99S,JS14S 1M-999M,JS14S 1M-9H59M 1M-9H99M,JS14S 0.01S-99.99S,JS14S 0.1S-99.9S,JS14S 1S-99M59S 1S-99M99S,JS14S 1S-99H59M 1S-99H99M,JS14S 1S-9999S,JS14S 1M-9999M,DH11S 0.1S-9.9S,DH11S 1S-999S,DH11S 1M-999M,DH11S 1S-9999S,DH11S 1M-9999M,DH11S 1S-99M59S1S-99M99S,JS11DN 99S,JS11DN 999S,JS14S 0.1-9.9S,JS14S 1S-99S,JS14S 1M-99M,JS14S 1S-999S,JS14S 1M-999M,JS14S 1S-99.9S, JS14PS,JS14L 0.1-9.9S,JS14L 1S-99S,JS14L 1M-99M,JS14L 1S-999S,JS14L 1M-999M,JS14L 1S-99.9S,JS14P 0.1S-9.9S,JS14P 1S-99S,JS14P 0.1S-99.9S,JS14P 1S-999S,JS14P 0.1M-9.9M,JS14P 1M-99M,JS14P &0.1H-9.9H,JS14P-M 0.1S-9.9S,JS14P-M 1S-99S,JS14P-M 0.1S-99.9S,JS14P-M 1S-999S,JS14P-M 0.1M-9.9M,JS14P-M 1M-99M,JS14P-M 0.1H-9.9H, 数字式时间继电器,JS14P 1H-99H,JS14P-M 1H-99H,JS20-11AM,JS20-21AM,JS20-48AM 0.01S-9.99S,JS20-48AM 0.1S-99.9S,JS20-48AM 1S-999S, 电子式时间继电器,JSS1-01 0.1S-9.9S 1S-99S,JSS1-02 0.1S-9.9S 1S-990S,JSS1-03 1S-99S 10-990S,JSS1-04 0.1M-9.9M 1-99M,JSS1-05 0.1S-99.9S 1S-999S,JSS1-06 1-999S 10-9990S,JSS1-07 0.1M-99.9 1-999M,JSS1-08EM 0.1S-999.9S 1S-9999S,JSS1-10EM 0.1M-999M 1M-9999M,JSS1-01AM 0.1S-9.9S 1S-99S,JSS1-03AM 1S-99S 10-990S,JSS1-04AM 0.1M-9.9M 1M-99M,JSS1-10D 1S-180S,JSS1-20D1S-180S,JSS1-10W 0.1S-1S 1S-10S,JSS1-20W 1S-10S 10S-100S,JSS1-30W 10S-100S 100S-1000S, JSS1-40W 36S-360S 360S-3600S,JSS1-05M 0.1S-99.9S 1S-999S,JSS1-06M 1S-999S10S-9990S,JSS1-07M 10S-9S,JS11P 0.1S-99.9S,JS11P-21 0.1S-99.9S,JS11P-31 0.1S-99.9S,JS11P-41 1S-9999S,JS11P-51 1M-999M,JS11P-61 1M-999M,JS11P-71 1M-9999M, 晶体管继电器,JS14A,JS14A-M,JS20,JS20-M,JSJ,JSB-10,JJSB1,JJSB1-31,JJSB1-41,JS20D,计数器,JDM9-4 1-9999,JDM9-6 1-999999,JDM11-5H 99999,JDM11-6H 999999,DH14J 1-999900,DH48J 1-9999,直流稳压器,WYL-24 DC24V AC36V, 数显电流表,85 AC/DC8.5-9.5V,数显电压表,85 AC/DC8.5-9.5V,温控仪,XMTD 0-399&C,TEFD-&C,累时器,KG316T,HM-01,SYS-1,SYS-2,H7EC-T,DHC3L,计数器,H7EC-N,DHC3J,DH14J,DHC11J,定时器,SUL181H,SUL180H,DHC15A,DHC15B, 温控仪,E5C2,JTC-702(PN) 48*48*96mm,JTC-703(PF) 72*72*110mm,XMT 72*72*110,XMT(上，下）160*80*150mm,XMT-142 160*80*150mm,XMZ 175*95*150mm,XMTA 160*80*150mm,XMTA(上，下) 96*96*150mm,XMTE 96*96*150mm,XMTB 46*96*150mm, &&姓&&名：*& &&电&&话：*& &&单&&位：*& &&邮&&箱：&& 留言内容：*& 验证码：*& 仪器仪表交易网 北京搜宝网络技术有限公司 版权所有 2003 - , All Rights Reserved [-tj_fromurl-] [-tj_accessurl-] [-tj_clientip-] [-tj_useragent-] [-tj_psid-] [-tj_userid-] [-tj_dbno-] [-tj_pname-]一个圆锥形的麦锥，底面直径6m,高0.9m,按每立方米麦子重750kg计算，这堆麦子有多少千克？_百度知道 一个圆锥形的麦锥，底面直径6m,高0.9m,按每立方米麦子重750kg计算，这堆麦子有多少千克？ 提问者采纳 3.14×1/3×（6/2）²×0.9=8.478立方米8.478×750=6358.5千克帮助您就是我的快乐，数学辅导团祝您学习进步，不理解请追问，理解请及时采纳！(*^__^*) 提问者评价 其他类似问题 按默认排序 其他3条回答 体积=1/3∏r²h≈1/3×3.14×9×0.9=8.478m³重量=8.478×750=6358.5kg 解：半径=6÷2=3米3²×π×0.9×1/3×750≈6358.5千克 V=1/3*πr^2*h=34m^334*750=25447kg 等待您来回答 下载知道APP 随时随地咨询 出门在外也不愁SMJY-0.3-6M SMJY-0.5-6M SMJY-0.3-9M SMJY-0.5-9M SMJY-0.3-11M SMJY-0.5-11M SMJY-0.3-12M SMJY-0.5-12M SMJY-0.3-14M SMJY-0.3-16M SMJY-1.0-6M SMJY-2.0-6M SMJY-0.8-9M SMJY-1.0-9M移动式升降平台-SMJY-0.3-6M SMJY-0.5-6M SMJY-0.3-9M SMJY-0.5-9M SMJY-0.3-11M SMJY-0.5-11M SMJY-0.3-12M SMJY-0.5-1-SMJY-0.3-6M SMJY-0.5-6M SMJY-0.3-9M SMJY-0.5-9M SMJY-0.3-11M SMJY-0.5-11M SMJY-0.3-12M SMJY-0.5-1-台湾思派克电子(东莞)有限公司 SMJY-0.3-6M SMJY-0.5-6M SMJY-0.3-9M SMJY-0.5-9M SMJY-0.3-11M SMJY-0.5-11M SMJY-0.3-12M SMJY-0.5-12M SMJY-0.3-14M SMJY-0.3-16M SMJY-1.0-6M SMJY-2.0-6M SMJY-0.8-9M SMJY-1.0-9M移动式升降平台 SMJY-0.3-6M SMJY-0.5-6M SMJY-0.3-9M SMJY-0.5-9M SMJY-0.3-11M& SMJY-0.5-11M& SMJY-0.3-12M& SMJY-0.5-12M& SMJY-0.3-14M& SMJY-0.3-16M SMJY-1.0-6M& SMJY-2.0-6M& SMJY-0.8-9M& SMJY-1.0-9M移动式升降平台 移动式升降平台 是用途广泛的高空作业专用设备。它的剪叉式机械结构，使升降台起升后有较高的稳定性，宽大的作业平台和较高的承载能力，使高空作业的范围更大，并适合多人同时作业。它使高空作业效率更高，安全更保障。