optimizing phase的用法和样例：
例句
- For different optimization phases, different heuristic algorithms were adopted to determine the processor number of each task in a parallel system.
对不同的优化阶段，用不同的启发式演算法确定一个并行系统中每个任务的处理机数。 - Given that single piece of information, the compiler's optimization phase can make the appropriate choice whenever a speed versus size tradeoff is encountered.
设置一些优化方面的信息，编译器在优化阶段当碰到运行速度和代码长度要折衷时能能够做出适当选择。
