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- double grid tube [电] 二栅管
- This method is based on analyzing the induced signals of double grid of an ionization chamber to determine the electron-drift time between the two grids. 通过分析电子在双栅电离室中两个栅极上产生的感应信号波形来确定电子漂移的起止时刻，从而得出电子在一定约化场强下的漂移速率。
- Working Voltage of Double Grid Air Counter 双栅极空气计数管的工作电压研究
- Double grid field effect tube 双栅场效应管
- A New Algorithm for Computing Quenching Pulse Width of Double Grid Air Counter 双栅极空气计数器猝熄脉宽算法
- He is working double tides to finish his essay. 他日夜苦干，赶写他的文章。
- I do not realize it is a double feature. 我原先不知道这是双片连映。
- Double agents live in a perpetual state of fear. 两面派永远过着提心吊胆的生活。
- I want a double room with a view. 我要一间能看到风景的双人房间。
- He was so fat that he had a double chin. 他胖得有双下巴了。
- A wind instrument of the Renaissance with a curving tube and a double reed. 双簧弯管文艺复兴时期的一种带有一个弯曲的吹管和双簧片的管乐器
- The carpet is too thick to double up. 这地毯太厚没法折叠。
- Is the material single width or double width? 这幅料子是单幅的还是双幅的？
- Reserve double room June fourth to tenth inclusive. 预订双人房间，六月四日至十日，共六晚，望订妥复电。
- In this case, I can double for penalty. 假如这样的话，我可以叫加倍了。
- Can you tell me the rate for a double room, please? 请告诉我一间双人房的费用可以吗？
- The soldiers came at the double. 士兵们是急行军来的。
- aligned grid tube 栅极中点校直的电子管
- A couch performs a double service. 躺椅有双重的服务。
- Look, double yellow lines you mustn't park here. 喂，这是双黄线--不能在这儿停车。
