A worker leans against the doorframe of a curing barn at a tobacco farm in Cuba's western province of Pinar del Rio February 26, 2008.
2008年2月26日，在古巴西部比尔那德里奥省，一名工人正斜靠在烟草农场烤房的门框上面。
The changes of nitrogenous compounds (protein, nicotine and chlorophyll) in burley tobacco leaves during air-curing under 3 different barn humidities controlled artificially were studied.
通过人工调控晾房湿度，对白肋烟晾制期间高、中、低3种湿度条件下烟叶含氮化合物（蛋白质、烟碱和叶绿素）的变化进行了研究。
Tobacco bulk curing barn was designed and developed using heat pump principle which can collect thermal in the air.
根据热泵原理设计开发了收集空气中热能的烟叶烤房。
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