半致死剂量 LD50 (medial lethal dose)
①铅 ②导线,引入线,导程 lead
铅围裙 lead apron
铅蓄电池 lead battery
含铅玻璃 lead bearing glass
铅制容器(盛放射性物质) lead castle
铅容器 lead container
铅阑 lead diaphragm
铅玻璃 lead glass
铅增感屏 lead intensifying screen
电极导管引入器 lead introducer
铅字母(X 光片用) lead letter
①铅 ②导线,引入线,导程 lead
铅围裙 lead apron
铅蓄电池 lead battery
含铅玻璃 lead bearing glass
铅制容器(盛放射性物质) lead castle
铅容器 lead container
铅阑 lead diaphragm
铅玻璃 lead glass
铅增感屏 lead intensifying screen
电极导管引入器 lead introducer
铅字母(X 光片用) lead letter
铅线,蓝线 lead line
导线插柱 lead male
铅板 lead plate
防护铅手套 lead protective glove
铅保护罩 lead protective shield
铅橡皮 lead rubber
铅橡皮围裙 lead rubber apron
铅屏 lead screen
导联选择器 lead selector
铅遮板,铅屏 lead shield
引线 lead wire
铅字码 lead word number
①引线 ②导管 leader
铅玻璃护目镜 leadglass goggles
①引入线,输入端 ②引入,输入 lead-in
①引出线,引线 ②输出 leading-out
叶,张,门扇 leaf
①小叶 ②传单,印刷品 leaflet
渗漏检测器 leak detector
漏泄测试器 leak tester
测漏水器(内窥镜) leakage tester
漏电,漏泄 leakance
防漏的,密封的 leakproof
栅漏检波器 leaky grid detector
学习,知道,获悉 learn
皮条,皮带 leash
皮革,皮革制品 leather
皮背心 leather jacket
皮革夹 leather splint
产室 lechodochium