secondary emission cathode
二次发射阴极
热门查询
- hull n. 船体；（果实的）外壳 vt. [粮食] 去壳 n. (Hull)人名；(英)赫尔；(法)于尔
- ahoy int. 喂！；啊嘿！（呼叫船只或人的声音）
- copacetic adj. 极好的
- sds 学生争取民主社会运动（Students for a Democratic Society）；十二烷基磺酸钠(Sodium Dodecyl Sulfonate)
- redecoration n. 重新装饰；再装饰
- homeplace n. 祖籍；出生地
- needlessly adv. 不必要地；无用地
- Soisson n. (Soisson)人名；(法)苏瓦松
- curb n. 抑制；路边；勒马绳 vt. 控制；勒住
- reconnoiter vt. 侦察，勘查 vi. 侦察，探究
- scraggly adj. 凸凹不平的；锯齿状的；散乱的
- nearsightedness n. 近视眼；目光短浅
- expediter n. 发布公报官员；稽查员
- depreciation n. 折旧；贬值
- dunghill n. 粪堆；堆肥；污秽场所
- sideline n. 副业；球场边线；局外人的观点 adj. 倾斜的 vt. 迫使退出
- machete n. 弯刀；大砍刀；马谢特琴 n. (Machete)人名；(西)马切特；(葡)马谢特
- agreeably adv. 愉快地
- kerbside n. 马路边；街边（等于curbside）
- headwear n. 头饰；吊索
考试词汇表
- landau pomeranchuk effect
- landau-ginzburg parameter
- landing aid for aircrafts
- landing navigation system
- landing ship medium (lsm)
- landing stage of scaffold
- landouzy-Dejerine atrophy
- landry-kussmaul(syndrome)
- landsat follow on mission
- landscape in narrow sense
- lane fraction, centi-lane
- lane identification meter
- lane-identification meter
- langerhans' cell granules
- language controlled robot
- language less programming
- language minority student
- language proficiency code
- language reference manual
- language specific linkage
