self-centering tripod
n.自动对中单位
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- unity n. 团结；一致；联合；个体 n. (Unity)人名；(英)尤妮蒂
- Mahmood n. (Mahmood)人名；(阿拉伯、伊朗)马哈茂德
- intoxicate vt. 使陶醉；使喝醉；使中毒 vi. 醉
- favoring adj. 顺利的；有帮助的 v. 支持；喜欢（favor的ing形式）
- indolently adv. 怠惰地；不痛地
- unsaleable adj. 非卖品的；卖不掉的；无销路的
- dybbuk n. 恶灵，附在活人身上的罪人死后的灵魂
- Idaho n. 爱达荷
- machinist n. 机械工；机械师；机械安装修理工
- kaput adj. 过时的；故障的；失败了的；坏了的
- accommodationist n. 妥协迁就者 adj. 迁就的，妥协的
- sectionalism n. 地方偏见，地方主义
- fricassee n. 油焖原汁肉块；炖重汁肉丁 vt. 把…烹制成原汁肉块
- Golding 戈尔丁（人名）
- nor'easter 东北大风或风暴
- diaphragm n. 隔膜；快门，[摄] 光圈；横隔膜；隔板
- House of Commons na. 众议院 [网络] 下议院；英国下议院；下院
- rubberized adj. 涂上胶的；橡胶处理的 v. 涂橡胶；用橡胶处理（rubberize的过去式和过去分词）
- pilsner n. 比尔森啤酒；喝啤酒用的细长玻璃杯 adj. 比尔森啤酒的
- palsied adj. 中风的；颤抖的 v. 瘫痪；麻痹（palsy的过去式）
考试词汇表
- main cryogenic heat exchanger
- main distributing frame (MDF)
- main electric lighting system
- main engine maneuvering stand
- main engine operation console
- main engine overhauling crane
- main feed line break accident
- main line type ballast system
- main memory system management
- main oil distributing passage
- main pressure regulator valve
- main propulsion control board
- main propulsion steam turbine
- main running gear lubrication
- main source of electric power
- main starting air arrangement
- main steam pressure regulator
- main steamline break accident
- main storage data base (MSDB)
- main-engine and sub-sail ship
