Using the homotopy analysis method, the approximation solution is obtained.利用同伦分析方法, 得到了该模型的近似解.Using the homotopy mapping theory, class of nonlinear problems were studied.利用同伦映射理论, 本文研究了一类非线性问题.Using the homotopy mappin...
这三座转炉都是纯氧 顶吹 的.These three converters are all pure oxygen top - blow .L. D. 炼钢法使用炉内砌有耐火砖的氧气 顶吹 转炉.The L. D. Process uses a top - blow oxygen converter lined with heat - resistant brick.这对中小型转炉钢厂比较适宜.This is right medium ...
The geomagnetic field varies continuously .地磁场不断地发生变化。On advertisement: The day is geomagnetic, can you treat heart disease really?广告上的: 天地磁, 真的能治疗心脏病?The data of international geomagnetic reference field are widely used...