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单词 equal-arm balance
释义
equal-arm balance
  • 简明释义
  • 等臂天平
  • 网络释义
  • 1

    ?一种简单天平

    ... [geometric series] 几何级数,形如a+ar+ar 2 +ar 3 +之级数 [equal-arm balance] 一种简单天平,从天平臂的中间支承点到两端称量盘之间的距离相等 [equilateral triangle] 三边都相等的三角形 ...

  • 2

    ?等臂天平

    等臂天平

短语
  • 双语例句
  • 1
    This type of equal arm balance with double beam and pan adopts flexible steel band as support without abrasion to the edges of the knife.
    复梁式双盘等臂天平,采用钢带弹性作支撑,无刀口磨损现象发生。
  • 2
    You have 3 weights:1 kg, 3 kg and 9 kg as well as an equal arm balance, as shown. How many different weight objects can you weigh with these three?
    翻译:你有3个砝码:1公斤、3公斤和9公斤,以及一个托盘天平,你可以称出多少个不同的重量?
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更新时间:2025/3/1 21:49:11