最后算出来的技术效率都是1但是Eu的结果不为1
不知道是哪里有问题？
----    340 VARIABLE Eu.L  

farmer1  1.156129E-9
farmer2  1.545530E-9
farmer3  1.516937E-9
farmer4  1.575034E-9
farmer5  1.590742E-9
farmer6  8.30325E-10
farmer7  1.237499E-9
farmer8  1.602192E-9
farmer9  1.624409E-9
farmer10 1.052603E-9
farmer11 2.883355E-9
farmer12 1.636021E-9
farmer13 1.346160E-9
farmer14 1.465597E-9
farmer15 1.536544E-9
farmer16 1.204911E-9
farmer17 1.178524E-9
farmer18 1.667140E-9
farmer19 1.717134E-9
farmer20 1.488274E-9
farmer21 1.444474E-9
farmer22 1.623915E-9
farmer23 1.760878E-9
farmer24 4.84046E-10
farmer25 1.609159E-9


----    340 VARIABLE Etheta.L  

farmer1  1.000
farmer2  1.000
farmer3  1.000
farmer4  1.000
farmer5  1.000
farmer6  1.000
farmer7  1.000
farmer8  1.000
farmer9  1.000
farmer10 1.000
farmer11 1.000
farmer12 1.000
farmer13 1.000
farmer14 1.000
farmer15 1.000
farmer16 1.000
farmer17 1.000
farmer18 1.000
farmer19 1.000
farmer20 1.000
farmer21 1.000
farmer22 1.000
farmer23 1.000
farmer24 1.000
farmer25 1.000