lc number造句

例句与造句

1. For some computer purposes, we can use formal error checking codes and multiple versions, but for physical and most virtual objects, we need to deal with the human propensity to make errors both predictable and unpredictable . so we have the 3 book identifying codes, which we use in parallel-- none of them originally designed for the exact purpose they now serve . the oldest historically is the LC number.
2. It's difficult to find lc number in a sentence. 用lc number造句挺难的