semaphore arm
【运输】铁路信号机
SEMAPHORE(S) railway signals
暂无补充释义。
相关词条
semaphore primitive
queueing semaphore
semaphore word
semaphore【计】
semaphore
railway semaphore
semaphore signal
SEMAPHORE(S) railway signals
暂无补充释义。
semaphore arm
semaphore primitive
queueing semaphore
semaphore word
semaphore【计】
semaphore
railway semaphore
semaphore signal