- TSMC Process Ddesign Kit (PDK) Install Utility V1.0a - This perl script is used to install TSMC PDKs from the directory that contains the original distribution source files (a super-set of PDKs) to a specified destination directory according to the user specified options. *Avaliable choices are: 1 - TSMC 0.18um 1.8v/3.3v 1P6M MM/RF PDK 2 - TSMC 0.18um 1.8v/3.3v 1P5M MM/RF PDK 3 - TSMC 0.18um 1.8v/3.3v 1P4M MM/RF PDK Please enter your choice: (1,2...) 1 Please enter your Installation Directory: /home/eda/ic618/1P6M_1d8V_3d3V_MM_RF Directory or file exists! Aborting Install.这是什么原因啊,楼主大神知道吗