您要查找的是不是：
- gas activity meter 气体放射性计
- Follow up the normative system related to the gas activity. 遵循标准化的系统进行燃气设备生产活动。
- activity meter with automatic changer 自动换样的放射性测量仪
- Evaporated sample liquid activity meter 蒸发液体试样放射性测量计
- liquid scintillator activity meter 液体闪烁(放射性)活度测量仪
- vertical-horizontal animal activity meter 动物垂直、水平方向活力测定仪
- The gas meter is housed in the cupboard under the stairs. 煤气表安装在楼梯底下的柜橱里。
- Abnormal Gas Activity and Its Control in a Coal Face 一个采煤工作面的异常瓦斯活动及其治理
- 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。
- A man has called to read the gas meter. 有人来抄煤气表。
- A man has called to read the gas meter . 有人来抄煤气表。
- He cooks his meal with a gas stove. 他用煤气炉做饭。
- 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。
