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1)  quantity and quality balance sheet
数量、质量平衡表
1.
Processing the quantity and quality balance sheet of wash products of steam coal preparation plant with Excel and Word;
用Excel与Word联合处理“动力煤选煤厂洗选产品数量、质量平衡表
2)  quantity and quality balance
数质量平衡
1.
For further increasing the accuracy of calculating the actual product yields of a cleaning process by G equation, the quantity and quality balance, both before and after cleaning, introduced for revision of this equation to decrease its calculation error.
为了进一步提高格式公式法计算选煤产品实际产率的准确性 ,引入煤炭分选前后数质量平衡关系 ,对格式公式法进行修正 ;修正后的方法只需用复杂公式计算精煤产率即可 ,而不需要计算其他产
3)  balance scale
平衡量表
4)  mass balance
质量平衡
1.
Mass balance of plagioclase dissolution and impact on reservoir quality.;
长石溶解质量平衡对储集层质量的影响
2.
Application of counter mass balance principle in the design of robot manipulator;
质量平衡原理在机械臂设计中的应用
3.
PCDD/F distributions in a two-stage reciprocating grate municipal solid waste(MSW) incinerator under two kinds of operating conditions were investigated by sampling the ashes,flue gases and bottom ashes at different positions,and the mass balance was calculated.
基于一机械炉排式垃圾焚烧炉,调查了2种工况条件下二噁英(PCDD/F)在烟气、飞灰和底灰中的分布,并且计算了PCDD/F的质量平衡。
5)  quality balance
质量平衡
1.
The application of quality balance principle in the design of robot manipulator;
质量平衡原理在机器人机械臂设计中的应用
2.
There has bigger eccentricity of rotary piston pump s rotary quality, which can produce bigger vibration when it running if no finer quality balance.
滑阀泵的旋转质量有较大的偏心,如果没有很好的质量平衡,在运转时会产生较大的振动。
6)  balance correction
平衡质量
1.
Using the non-stationary multi-stage assignment penalty function method,the model for minimization of maximum residual vibrations of flexible rotors with optimum balance corrections is transformed to the unconstrained minimax non-smoothing optimization model in which the bound constraints of balance corrections are included.
应用非固定多段映射罚函数法,将具有上界约束的挠性转子最优平衡质量极大极小优化模型转换为无约束非光滑优化模型,并应用粒子群算法求解此优化问题。
补充资料:化学质量平衡模型
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CAS号:

性质:应用化学元素平衡法识别大气颗粒物来源的一种多元统计分析的数学模型。大气环境中的颗粒物的质量(包括所含的化学组分),应是各排放源排放量的总和,亦即是源排放的量与环境中存在的量是平衡的。根据这一思想建立了源与受体之间颗粒物(包括其化学组分主要是元素含量)线性组合模型,通过相关矩阵的求解(用最小二乘法),可得到大气颗粒物的各不同类型的排放源及其相对贡献率。

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