gt02rod.dball  Contains permanent data for database runs.
gt02rod.f04    Contains database file information and a module execution summary.
gt02rod.f06    Contains the MD Nastran analysis results

               The .f06 suffix is used because the program is writing this file to FORTRAN unit6.

gt02rod.log    Contains system information and system error messages.
gt02rod.master The master directory for database runs.

               求解时制定scr=yes 则求解结束后 .MASTER和 .DBALL文件在求解结束后被自动删除

PARAM,POST,0: xdb文件

PARAM,POST,-1: Results Data Blocks for MSC.Patran：op2文件

PARAM,POST,-2: Results Data Blocks for Siemens I-deas

PARAM, POST, -4: Results Data blocks for LMS International/MSC_NF

PARAM, POST, -5: Results Data blocks for Dynamic Design Solutions/FEMtools

PARAM, POST, -6: Results Data Blocks for Siemens Unigraphics