管 Ⅰ名词1.(管子) pipe; tube 气管 windpipe; trachea; 水管 water pipe; 吸管 siphon; 滴管 dropper2.(吹奏的乐器) wind musical instrument 双簧管 oboe; 单簧管 clarinet3.(形状似管的电器件) valve; tube 晶体管 transistor; 电子管 electron tube4.(动植物体内细长的中空组织; 通道或管道) duct; canal; vessels 胆管 bile duct; 淋巴管 lymphatic vessel; 门脉管 portal canal5.(古国名) guan, a state in the zhou dynasty6.(姓氏) a surname 管仲 guan zhongⅡ动词1.(管理) be in charge of; manage; run; supervise 管家务 run the house; keep house; 管生产 be in charge of production; 同时管十台机器 tend ten machines at the same time2.(管辖) administer; govern 这所大学由省直接管。 this university is directly under the province.3.(管教) subject sb. to discipline 管孩子 control a child; 孩子要管, 但更要引导。 children need discipline, but they need guidance even more.4.(担任) take on; shoulder 你管宣传。you are charged with propaganda.5.(过问) mind; interfere; bother about 别管我! don't bother about me. 少管闲事。 mind your own business. 我才不管呢! i can't be bothered. 怎么管不着? why shouldn't we interfere?6.(保证; 负责供给) guarantee; assure; provide 管退管换 replacement of defective goods guaranteed; 管吃管住 provide food and accommodationⅢ形容词(狭隘; 有限) narrow; restricted; limited; small 管见 my humble opinionⅣ量词(用于细长圆筒形的东西) 一管牙膏 a tube of toothpaste; 两管钢笔 two pensⅤ介词(作用近似“把”, 专跟“叫”配合) 管他叫小胖子 be known as “little fatty”; be called “little fatty”Ⅵ连词[方言] (不管, 无论) no matter (what, how, etc.) 管你怎么说, 他都不会相信你。 no matter what you may say, he will not believe you. 管他想什么, 都没关系。 whatever he thinks doesn't matter
Rules for the preparation of detail specifications for gas filled microwave switching tubes of assessed quality : tunable and broadband tr tubes and tr limiters - full assessment level 经质量评估的充气式微波开关详细规范的制定规则.可调谐和宽带tr管与tr限幅器.全部评估级