Response analysis between tree - ring widths and climatic factors along different regions in tianshan mountains northwestern china 天山云杉树木年轮宽度对气候因子变化的响应
5 the change from favorable to an unfavorable cli - mate can be determined by reading the pattern of rings in a tree trunk 我们可以通过看树的年轮来确定是否改变为不适宜的气候。
Your sturdy trunk progressively increases your own annual rings ; yet your root at your feel would never forget the native land 你壮实的茎，递增着自己的年轮；脚下的根，忘不了故土。
When another colorful ring was added in your annual rings , may you walk to a richer and maturer world full of colors 当你的年轮又添上一个五彩的圆环时，祝你迈向更充实、更成熟的多彩世界。
Rings inside trees can provide exact information about past environmental events , including weather and natural disasters 树的年轮能提供有关往日自然环境事件的确切讯息，包括气候与自然灾害。
Annual ring ( growth ring ) the annual increase in girth of the stems or roots of woody plants , as a result of cambial activity 年轮：木本植物形成层的活动随着季节的更替而表现出有节奏的变化。
Rings inside trees can provide exact information about past environmental events , including weather and natural disasters 树的年轮可以提供有关昔曰生态环境事件的确切信息，包括气候灾变与天灾。
Rings inside trees can provide exact information about past environmental events , including weather and natural disasters 树的年轮能提供准确的,过去有关环境生态的重要事件发生.它包括气候,自然灾害等
Rings inside trees can provide exact information about past environmental events , including weather and natural disasters 树干的年轮可以告诉我们很多准确的关于环境变化的信息包括天气情况和自然灾害。
