n. 上升气流；[建] 向上之排气
adj. [建] 向上通风的
1.Peak updraft strength is slightly enhanced with hodograph curvature.
山顶上升气流强度随速矢端迹曲率加大而稍有加强。
2.The temperature difference between oasis and surrounding desert drives an oasis breeze circulation, in which there is the downdraft over the oasis and the updraft over the desert.
这种温度差异使绿洲风环流产生，并且使绿洲区产生下沉运动、沙漠区产生上升运动。
3.The thermal properties of biomass fuels such as cotton stalk briquette in the small furnace of biomass pyrolysis and combustion with moving bed and updraft was investigated.
研究了棉杆成型块等生物质固体燃料在小型移动层上吸式热解燃烧炉中的热特性。
4.As wood contains high volatile matter, updraft gasifier system produce the gas containing tar, which need to be cleaned before using in engines.
由于木材含有高挥发物，吸式气化炉系统产生的气体含有焦油，需要在发动机前使用清洁。
5.They are also small and light, was in the air updraft care in the air.
它们又小又轻，被空气中的上升气流托在空中。
6.Makes sense, as in an updraft, the draft is working against gravity.
是有道理的，因为在一个上升气流，该草案正在对重力。
7.The updraft gasifier achieves the highest efficiecy as the hot gas passes through fuel bed and leaves the gasifier at low temperature.
气化炉的上升气流，实现了作为最高efficiecy热气体穿过燃料床和叶在低温气化炉。