十几亿人口要吃饭,这是我国最大的国情。我国种子供应基本攥在自己手里,但“很多种子大量依赖国外”也是不争的事实。在高精尖科技创新方面,我们这些年已充分感受到了“缺芯少魂”之痛,在种子这样的战略核心领域,
After reading JavaDoc for ILazyTreeContentProvider and Virtual Tables and Trees I am a bit confused. Do they really mean that w开发者_Go百科ith a simple ITreeContentProvider all elements have to be lo