电工英语
		
		
		
		- 
	      	private exchange
	        专用交换机
	      
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	      	private land mobile radio (PMR)
	        专用陆上移动无线通信
	      
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	      	special-purpose jetty
	        专用码头
	      
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	      	special door lock
	        专用门锁
	      
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	      	special journal
	        专用日记账
	      
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	      	special analog system
	        专用模拟系统
	      
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	      	special equipment
	        专用设备
	      
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	      	captive production
	        专用生产
	      
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	      	special production reactor
	        专用生产堆
	      
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	      	special test reactor
	        专用试验堆
	      
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	      	Special railway line
	        专用铁路线
	      
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	      	Private Telecommunication Network
	        专用通信网
	      
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	      	exclusive trail car
	        专用拖车
	      
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	      	private network-to-network interface (PNNI)
	        专用网间接口
	      
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	      	private wire
	        专用线,测试线
	      
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	      	private line
	        专用线
	      
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	      	clear channel
	        专用信道,开敞信道
	      
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	      	ASIC
	        专用芯片
	      
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	      	Special Mobile Group (SMG)
	        专用移动通信群
	      
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	      	specialized mobile radio (SMR)
	        专用移动无线电
	      
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	      	private mobile radio (PMR)
	        专用移动无线通信
	      
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	      	special hardware
	        专用硬件设备,特殊金具(输电线的)
	      
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	      	exchange,private automatic branch (PABX)
	        专用自动分机交换
	      
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	      	electronic private branch exchange
	        专用支线电子交换机
	      
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	      	private automatic exchange (PAX)
	        专用自动交换机
	      
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	      	proprietary program
	        专有程序,特许程序
	      
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	      	know-why
	        专有技术,技术知识
	      
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	      	know-what
	        专有技术,技术知识,技术秘密
	      
 - 
	      	classified worker
	        专职工人
	      
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	      	masonry stack
	        砖[砌]烟囱
	      
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	      	brick marking
	        砖标号
	      
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	      	brick lining
	        砖衬,铺砖
	      
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	      	bricking
	        砖衬,砌体
	      
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	      	brick-lined shaft
	        砖衬竖井
	      
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	      	brick-cap parapet
	        砖顶压檐墙,砖压顶女儿墙
	      
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	      	piled bricks,brick pier
	        砖垛
	      
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	      	brick joint
	        砖缝
	      
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	      	brick mason,brick work
	        砖工
	      
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	      	brickwork
	        砖工,砖砌,砖砌体,砌砖工程
	      
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	      	masonry block
	        砖工,砖体
	      
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	      	masonry
	        砖工,砖体,炉衬
	      
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	      	masonry construction
	        砖工构造,砖石结构
	      
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	      	brick foundation
	        砖基础
	      
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	      	brick setting
	        砖砌,衬砖
	      
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	      	brick lintel
	        砖砌过梁
	      
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	      	refractory lined fire-box boiler
	        砖砌火筒锅炉
	      
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	      	lining
	        砖砌内衬,炉衬,衬料,轴瓦,衬套,衬壁,内衬,喷涂,衬里,镀层
	      
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	      	brick structure
	        砖砌结构
	      
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	      	brick resistance
	        砖砌体的热阻
	      
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	      	recess in brick wall
	        砖墙凹处