"Where is your mind?" they asked when we dropped the milk bottle, let the coal fire go out.
当我们打破牛奶瓶，熄灭煤火时，他们会喝问：“你脑袋里在想什么？”
The samples of coal were disposed by oxygen bottle combustion. The reliability of oxygen bottle combustion disposing coal was studied.
同时，对氧瓶燃烧法处理煤样的可靠性进行了考察。
The utility model discloses a flare can cover which enables coal oil feeding to the bottle without opening the bottle lid. The operation is convenient, quick and clean.
本实用新型公开了一种火把罐盖，它不须拧开盖身、瓶盖就能方便、快捷、干净地向瓶内添加燃料煤油。
The utility model discloses a flare can cover which enables coal oil feeding to the bottle without opening the bottle lid. The operation is convenient, quick and clean.
本实用新型公开了一种火把罐盖，它不须拧开盖身、瓶盖就能方便、快捷、干净地向瓶内添加燃料煤油。
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