After I connected the TX2 with my host and entered the recovery mode of TX2,some errors appeared in my host:
Error:CUDA cannot be installed on device.This may be caused by other apt-get command running on device when installing CUDA.Please use apt-get command in a terminal to make sure following packages are installed correctly on device before continuing:
cuda-toolkit-9-0 libgompl libfreeimage-dev libopenmpi-dev openmpi-bin
After these packages are installed on device,press Enter key to continue