1) SAZ,semi-arid zone
半干旱带
2) transitional zone between arid and semiarid regions
干旱半干旱过渡带
1.
The transitional zone between arid and semiarid regions of northwest China is the most sensitive ecotone to the global climate change and also a severe land degradation area in China.
干旱半干旱过渡带是生态环境变化的敏感和脆弱地带 ,气候的波动性和人口压力是生态脆弱的根本原因 ,干旱和半干旱区交界线在丰枯年份的空间摆动幅度最大达 1 1 0— 1 30km 。
3) tropical semi-arid climate
热带半干旱气候
4) temperate semi-arid region
温带半干旱区
5) clod and semiarid zone
寒冷半干旱带
6) semi-arid tropics
半干旱热带 SAT
补充资料：宽禁带半导体(见半导体的能带结构)
宽禁带半导体(见半导体的能带结构)
wide gap semiconductor
习一’平叼能带结构。‘J~正J“、二二，，Conauctor见半
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条