图 28、29 为乌克兰“顿涅茨”公司的 Spectr - D 和 Spectr - DM 蓝宝石单晶 导模法(EFG method)生长蓝宝石单晶型材 生长蓝宝石单晶型材的高真空晶体生长炉。具 炉，是采用导模法 导模法 生长蓝宝石单晶型材 具
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EFG growing method 导模生长法
The results obtained by the EFG method are finally compared with those obtained by the finite element method, concluding that the former is of greater accuracy.
将所得结果与有限元法所得结果进行了比较，发现efg法具有比有限元法更高的精度。
The EFG method is based on moving least square(MLS) approximations, and only a set of nodal points and a description of the body are employed to formulate the discrete model.
基于最小二乘法的无网格方法仅需一系列节点信息就可构成物体的离散模型。
Element free Galerkin method (EFG) is hard to handle nature boundary condition and the discontinuous medium boundary condition because of its special approximate function.
无网格伽辽金法(EFG)由于其近似函数的特殊性很难处理本质边界条件以及不连续介质边界条件。
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