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- gas ballast inlet 气镇入口
- The series H rotary piston vacuum pump is a sort of vacuum production eauipment suitable for pumping ordinary gases and conde nsable gases (when a gas ballast used). 一、H型系列滑阀式机械真空泵是抽除一般性气体或含有少量可凝性气体（此时应使用气镇）的真空获得设备之一。
- gas ballast pump = vented-exhaust mechanical pump 载气真空泵
- gas ballast roughing-holding pump 气镇粗抽泵
- I'll refill my cigarette lighter with gas. 我将给打火机再灌满汽油。
- The gas bubbled to the surface of the water. 气体变成气泡升上水面。
- We are well served with gas in this town. 这个城镇煤气供应得很好。
- He cooks his meal with a gas stove. 他用煤气炉做饭。
- Never swap gauges or inlet fittings, and never change gas service. 禁止交换量表或入口配件，禁止改变气体设施。
- Don't forget to drop by at the gas station. 别忘了到煤气站去看看。
- I was given gas when they pulled my tooth out. 给我拔牙时用了一氧化二氮。
- His long speech was nothing but gas and hot air. 他的长篇大论只是吹牛和空话。
- The gas main explode and set fire to the house. 煤气总管爆炸引起房子失火。
- A whole tankful of gas dropped away because of the tiny leak. 由于这个小小的漏洞，整整一油箱的汽油都漏光了。
- We finally drove up to a gas station. 我们最后驶近一加油站。
- Frank rented out his gas station. 弗兰克把他的加油站租了出去。
- Quick, turn off the gas;the milk will boil over. 快把煤气关掉，牛奶要溢了。
- The gas is stored under pressure in the tank. 该气体在压缩状态下贮存于罐中。
- Matter can exist as a solid, liquid, or gas. 物体存在的形态有固体，液体，气体。
- The police fired about50 tear gas grenades. 警察发射了约50枚催泪弹。
