The model and equations used for measuring the seismic effects of traveling wave onto long span bridges are derived and established, during the course of which the large mass method is utilized.
运用大质量法，建立并推导了长大跨度桥梁考虑行波效应的分析模型及解析方程。
This ancient method of desalination of sea water, consume a large amount of energy, resulting in a large number of pot dirt is difficult to mass production of fresh water.
这种古老的海水淡化方法，消耗大量能源，产生大量锅垢，很难大量生产淡水。
When a structure vibrates in water, large amount of computation will be unavoidable if the fluid finite element method is used to calculate the added water mass matrix and damping matrix.
当结构在静水中振动时，如采用流体有限元来计算流体的附加质量和附加阻尼，势必导致解题规模过大。
Objective Probing for a simple quick economic method for mass screening of large intestine cancer.
目的探索从人群中普查大肠癌的简便快速经济方法。
The production conditions, foundry method and melting process for mass production of nodular iron couplers used for large trucks were introduced.
介绍大批量生产大型拖车用球墨铸铁连接器的生产条件、铸造工艺、熔炼工艺。
The method including the process of extraction chromatography and the mass spectrum measurement for the exact analysis of micro neptunium in the existence of large quantity of uranium is established.
建立了准确测定常量铀中微量镎的方法。方法包括萃取色层法分离和质谱法测量。
The method including the process of extraction chromatography and the mass spectrum measurement for the exact analysis of micro neptunium in the existence of large quantity of uranium is established.
建立了准确测定常量铀中微量镎的方法。方法包括萃取色层法分离和质谱法测量。
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