如果您查看 https://cmake.org/cmake/help/v3.0/module/FindCUDA.html ，您会发现自己的通话

If you look at https://cmake.org/cmake/help/v3.0/module/FindCUDA.html, you will find that your calling

find_package(CUDA REQUIRED)

定义 CUDA_LIBRARIES ，而不是 CUDA_LIBRARY 。
我想更改此设置将解决您的问题。

defines CUDA_LIBRARIES, not CUDA_LIBRARY. I suppose that changing this will solve your problem.