clear zone zone 地带; 区域; 带
trade-wind zone [= zone of trade wind] 信风带; 信风区
air distribution on a zone by zone basis 分段配风
damage zone kill zone 杀伤区
near zone to far zone transformation 近远场变换
north-south seismic zone (N-S seismic zone) 南北地震构造带
the alternative occurrence of fractured zone and non-fractured zone 分区破裂化
Time-domain near-zone to far-zone transformation 时域近场-远场变换
zone by zone upgoing 逐层上返
zone by zone up-going production 逐层上返
zone-by-zone analysis 逐层分析
zone-by-zone production testing 逐层生产测试
zone-by-zone water flooding 逐层上返注水
unstated 未声明
unstated tolerance 未注公差
unstaturated polyester urea 不饱和聚酯酰胺脲
unstriated 无横纹
Unstimulated mixed saliva 非刺激性混合唾液
Unsturated fatty acid 不饱和脂肪酸