... Lead cam 导程凸轮 Lead screen 铅屏 ; 铅屏蔽 ; 铅增感屏 ; 铅防护屏<冶> sounding lead 测深锤 ; 测铅 ; 测深铅锤 ...
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lead-screen 铅屏
lead-oxide screen 氧化铅靶面
fluoroscopic screen with lead glass 附铅玻璃荧光屏
lead-foil intensifying screen 铅箔增感屏
Lead Foil Screen 铅箔增感屏
lead glass screen 铅玻璃屏
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