5.3.1 What is semaphore? (9/10 Semaphore terms(信号量术语) Counting Semaphore(计数信号量)/ General Semaphore(一般信号量) · Binary Semaphore(二元信号量) Mutex(互斥信号量 Weak Semaphore(弱信号量) Strong Semaphore(强信号量)12 • Semaphore terms (信号量术语) • Counting Semaphore (计数信号量)/ General Semaphore(一般信号量) • Binary Semaphore (二元信号量) • Mutex (互斥信号量) • Weak Semaphore(弱信号量) • Strong Semaphore(强信号量) 5.3.1 What is semaphore?(9/10）