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The formulae for input impedance, output impedance and main magnetic flux are derived. The influence of resistance, induction and voltage ration to output impedance of transformer are discussed.
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摘要导出了变压器输入阻抗、输出阻抗、主磁通的计算公式，讨论了电阻、电感以及变比对变压器输出阻抗的影响。 |
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The formulae of the pollution harm rate and the pollution harm index suited to multi-pollutants for the water quality assessment are derived by using the genetic algorithm to optimize the parameters in the formulae.
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采用遗传算法优化公式中的参数，得到了多种水质污染物都能适用的水质污染损害率和污染损害指数公式。 |
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The formulas are simple and convenient, and may serve as a reference for structural design.
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该公式简单、实用、方便，可供设计人员结构设计时参考。 |
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The formulas for pile force influence lines of piled rigid deck derived by using formulas of raking pile of bridge deck are applied for calculating the pile force influence lines of piled rigid deck in port engineering, the results by which fully meet the
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摘要应用桥梁承台斜桩实用公式法推导出刚性桩台桩力影响线的计算公式，并应用于港口工程高桩刚性桩台桩力影响线的计算，其结果完全能满足工程设计要求。 |
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The formulas of lateral area, surface area, and volume of pyramid can be given by Vector Method.
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立体几何中棱锥的侧面积、全面积、体积公式都可用向量方法给出。 |
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The formulation and implementation of scientific and effective strategies are crucial to economic development.
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摘要科学有效的战略措施的制定与实施对经济发展起著关键作用。 |
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The formulation and implementation of the system of the agricultural tax paid in grain not only improved the financial situation in Shanxi-Chahaer-Hebei Border Areas against Japanese, guaranteed grain supplies for the army and the government organizations
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救国公粮制度的制定与实施，不仅改善了晋察冀抗日根据地的财政状况，保证了晋察冀抗日部队和政府机关的粮食供给，而且还为其他敌后根据地解决粮食问题树立了典范，成为中国共产党领导的抗日根据地坚持持久抗战的重要的物质保障。 |
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The formulation of creedal symbols, the canonization of the New Testament Scriptures, and the emphasis on episcopal authority all were made necessary by the Gnostics' claims.
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明确表达的教义象征，对新约文稿的确认和强调主教制度的权威，所有一切都是由诺斯替派的主张而产生的需求。 |
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The formulation of slab-column system flexure and internal force in elasticity was established according to the known condition of boundary and stress, and the elasticity formulation using the factor of relativity coordinate was simplified.
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摘要根据已知的边界和受力条件，建立无梁楼盖挠度和内力的弹性分析解，并利用相对坐标引入参数，对此弹性解进针化简。 |
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The formulation reflects the relation between the key parameter and the vortex loss, on the basis of which the measure of reducing vortex loss is carried out.
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该公式直接反映出关键参数与涡流损失的关系，据此提出了减少涡流损失的措施。 |
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The fort had been hurriedly deserted.
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这堡垒被仓促地放弃了。 |
