balance rim摆轮轮缘balancen.平衡；天平；平静；结余；差额；调和；制衡vt.权衡；使平衡；抵消；称重量vi.均衡；建立平衡balance bridge support摆夹板托balanced LS estimation均方误差矩阵balanced salt solution平衡盐液balanced frame antenna平衡框形天线balance of groundwater地下水均衡balance cuts and fills均衡控填balance concept of sex性平衡概念balance of moving part运动部分的平衡balanced gap technique间隙平衡技术balanced logic element平衡逻辑元件