英语句子语法请教,solved differential equation (11),we can find out thermal stress distribution that as follows equations (17) and (18).上面这个句子(主要是前半句)语法有错误没?各位帮我修改下.

不对，动词不可以做主语。修改为 via to solve differential equation 11 , we can find out that the thermal stress distribution as follw equations 17 and 18

solving the differential equation (11), we can find out the thermal stress distribution as equations (17) and (18).

after solving differential equation (11),we can find out that the thermal stress distribution follows equations (17) and (18).