A cap or tube containing a small amount of explosive used to detonate the main explosive charge of a firearm or mine. 雷管,底火,导火线装有少量爆炸物的帽或管,用来引爆枪炮或地雷、水雷等
A clamp used to regulate or close a flexible tube, especially in laboratory apparatus. 弹簧铗用来调整或关闭柔软管道的夹子,尤指实验室设备
A device for smoking, consisting of a tube of wood, clay, or other material with a small bowl at one end. 烟斗,烟筒抽烟用具,由木头、粘土或其他物质组成的管子,一头带有小吹嘴
A display device that uses a cathode ray tube. 一种使用阴极射线管的显示装置。
A gas discharge tube used in an electronic flash to produce a brief, intense flash of light. 闪光管一种用于在电子闪光时产生短暂而强烈的光束的气体释放管
A glass tube for enclosing the flame of a lamp. 玻璃灯罩围住灯的火焰的玻璃管
A highly evacuated electron tube containing an anode, a cathode, and a control grid. 三极管带有阳极、阴极和控制栅极的高真空的电子管
A hollow cylinder or tube used to conduct a liquid, gas, or finely divided solid. 管子,导管,输送管用来输导液体、气体或固体细末的管状中空圆柱体
A long hollow tube attached to a tanker aircraft, through which fuel flows to another aircraft being refueled in flight. 空中加油导管连结在飞机油箱上长的套空管,油料通过它流向空中被加油的飞机
A microwave tube in which electrons generated from a heated cathode are affected by magnetic and electric fields in such a way as to produce microwave radiation used in radar and in microwave ovens. 磁控管一种微波管,它里面的发热阴极发出的电子受到磁场和电场的影响,从而产生能用于雷达和微波炉微波辐射