"设置限制方法" can be translated into English as "setting limitation methods" or more naturally as "establishing restriction approaches" or "defining limiting procedures," depending on the specific context.
"Setting limitation methods" is a direct and literal translation.
"Establishing restriction approaches" is more idiomatic in some contexts, emphasizing the creation or implementation of ways to restrict.
"Defining limiting procedures" could be used when referring to specifying the steps or processes for imposing limits.
For general use, "setting limitation methods" or "defining limiting procedures" might be the most straightforward and clear options.