The physical processor takes care of synchronization issues between the two threads.
物理处理器将负责处理这两个线程之间的同步问题。
The problem is that the two threads interfered with each other, causing a wrong final answer.
问题在于，两个线程互相干扰，从而导致产生错误的最终答案。
The result is a race condition: it's a race between the two threads, and the outcome will be different based on who runs first.
它的结果是个竞争条件：这是两个线程之间的竞争，结果也会因谁先运行而不同。
However, having said all that, the same basic problem remains: Programmers still have to worry way too much about the issues of signaling and coordinating the two threads.
但是，已经说过，仍然存在相同的基本问题：程序员仍然需要过分担心两个线程之间的通信和协调问题。
The most significant difference in the two threads is the inspection required.
最大的不同是这两种螺纹的检查要求。
If the two threads appear, the expression was not evaluated because of a potential cross-thread dependency.
如果显示两条线，则是由于潜在的跨线程依赖项而未计算表达式。
The two threads running in parallel modify the elements num_proc1 and num_proc2 respectively, which are on different cache lines.
这两个并行运行的线程分别修改位于不同高速缓存线路上元素num_proc1和num_proc2。
The two threads running in parallel modify the elements num_proc1 and num_proc2 respectively, which are on different cache lines.
这两个并行运行的线程分别修改位于不同高速缓存线路上元素num_proc1和num_proc2。
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