闭塞区 – phrases

Terms for subject Communications containing 闭塞区 | all forms | in specified order only

Chinese	English
分割闭塞分区	division of block section
前方闭塞区间	section block in advance
区间闭塞	section block
合并闭塞分区	incorporation of block sections
后方闭塞区间	section block in rear
短闭塞区段	short block (区间)
自动闭塞区段	automatic block section
虚拟闭塞分区	virtual block section
闭塞分区	block section
非自动闭塞区段	non-automatic block section