Using of key technology research achievements, the LBS platform and its prototype system were built very successfully for forest resources management, and had been applied in forest fire prevention, old trees positioning, and pest monitoring businesses.
运用关键技术研究成果,成功地指导了研究区森林资源管理LBS平台和原型系统的构建工作,并在森林防火、古树定位以及病虫害监测等业务中得到应用。
参考来源 - 森林资源管理位置服务（LBS）关键技术研究As old trees aging, nutrition,water,hormone and enzyme show obvious changes.
随着古树的衰老,其养分、水分、矿质营养元素、激素和酶系统等都有显著变化。
参考来源 - 古银杏和古槐衰弱特性的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
There're spring flowers on the old trees, and people visit the town just to see the flowers.
老树上开满了春天的花朵，人们到镇上来只为了看这些花朵。
The huge old trees can make you feel very, very small.
VOA: special.2009.01.07
The oak wood for the oven comes from an organic farm in Pennsylvania that collects old wood from fallen trees.
VOA: special.2009.04.10
So the old woman carried the basket of babies to the orchard where the peach trees grew.
VOA: special.2009.02.28
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