telechargument+vid+mate


网友评论:

甄趴18763777822: 杠杆一根2米长的粗细不均匀的木棒,若支点在距细端1.5米处木棒恰
55148鱼盾 : 1. 支点在距离细端1.5米处恰好平衡,那么木棒重心就在该支点处 即,木棒重心距离粗端2-1.5=0.5米 2. 当支点在距离粗端1.5米处时: G*(1.5-0.5)=98N*0.5 所以,G=49N 即,木棒重49N.

甄趴18763777822: 谁能帮我修改一下这篇英语作文的语法错误吧.把里面的Chinglish的句子都改过来.谢谢了!!!后天就要交了
55148鱼盾 : 所修改之处,均以大写字母标出 Rebellion is a Violence Act The boxer rebellion was a series of looting, arson, killings of foreigners, by gangs of rural Chinese, who claimed to be in possession of supernatural power, and all foreigners were seen as...

  • telecom
  • telec认证
  • telecommunications
  • telecaster
  • telecontrol遥控器
  • telecodename查询
  • telecom翻译中文
  • telecopes
  • telechargergoogleplaystore
  • telecrane遥控器配对
  • 本站交流只代表网友个人观点,与本站立场无关
    欢迎反馈与建议,请联系电邮
    2024© 车视网