[ 第三人称单数 downzones 现在分词 downzoning 过去式 downzoned 过去分词 downzoned ]
touch-down zone 接地区域 ; [航] 着陆区
touch down zone marking 陆地区标志
run-down zone 爆速升降带
touch-down zone elevation [航] 着陆区最高点
touch down zone 接地带标志
TDZ Touch-Down Zone 接地区域
Touch Down Zone Elevation 道接地区的海拔标高
draw-down zone 消落区
Cleared to land with higher approach speed, be sure not to land beyond the touch - down zone.
可以用稍大进场速度，注意落地时不要超出规定接地地带。
In the upper layer, there are the blocking speed-down zone inter-belt, the whirling speed-down zone behind the belt, the conflux accelerating zone just behind the top of shelterbelt.
在林带上部，有林带间的阻滞减速区和林带后的涡旋减速区，在林带顶后部有集流加速区。
Water in the vadose zone drains down to the water table, leaving behind a thin coating of water on mineral grains.
包气带中的水会沉降到地下水位，只在矿物颗粒表面留下一层薄薄的水膜。
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