log thable的用法和样例：
例句
- Napier had simplified computational tasks, but ready access to books of log tables was crucial to the procedure.
纳皮尔简化了计算工作，但手边必须有对数表手册才能进行计算。 - With Oughtred's invention in hand, no one needed a book of logarithms or even had to know what a log was.
有了奥特雷德的发明在手，从此大家不需要对数表手册，甚至用不著知道对数是什麽。
