潜在自然植被(Potential Natural Vegetation,PNV)作为一种与所处立地达到一种平衡的演替终态,反映的是无人类干扰的情况下,立地所能发育形成的最稳定成熟的...
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PNV-NG 邻频调制器
PNV PANEVEZYS AIRPORT 帕涅韦日斯机场
Many Basques would prefer a grand alliance between the Socialists and the PNV, but that looks unlikely to work.
ECONOMIST: Spain and its regions
His minority government relies on the backing of a handful of PNV deputies, who will now probably pull out.
The PNV's other demands, for more autonomy, may be even harder to meet.
ECONOMIST: Spanish politics
便携导航产品 指可移动的全球卫星导航产品,可以是美国的GPS信号,可以是中国的北斗,也可以是伽俐略,GLONASS. 也可能是多系统接收,用于工业测绘和民用导航的高科技产品. 现大陆企业正在往这个方向努力,但台资很多都已走在前面了.
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