下行气流型 downdraft type
烟气下行式对流箱式炉 down-convection box type heater ; convection box type heater
行气泻下法 promoting qi and purgation method
大气下行长波辐射 downward atmospheric long-wave radiation
目的对气道狭窄患者纤维支气管镜引导下行气道内支架成形术的临床应用进行评估。
Objective: To make an estimate of clinical practice of stents guided by fiber bronchoscope tracheobronchial stenosis.
他们稍微放掉车胎的气以让卡车在跨线桥下行驶。
They deflated the tires slightly to allow the truck to drive under the overpass.
卡塔尔也生产比世界平均水平低的成本的天然气，这样就能更好的经受下行的价格波动。
Qatar also produces gas at a lower cost than world averages and thus is better positioned to weather downside price fluctuations.
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