3 叶寿命与环境的关系 叶寿命（leaf lifespan）是一个联系其他几乎所 有植物功能性状的核心性状，与SLA、叶氮含量等重 要特征参数相互作用而影响叶的最大光合速率以及 叶的建成...
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The maximum LMA and leaf lifespan were observed at treeline,which was an adaptation of P. crassifolia to local arid and low temperature environments. Additionally,the results showed that temperature is more effective on the leaf traits than moisture.
可见,青海云杉对于干旱、低温环境具有强烈适应性,土壤温度对其比叶重和叶寿命的影响较水分更为明显。
参考来源 - 青海云杉叶寿命与比叶重随海拔变化特征The maximum LMA and leaf lifespan were observed at treeline,which was an adaptation of P. crassifolia to local arid and low temperature environments. Additionally,the results showed that temperature is more effective on the leaf traits than moisture.
可见,青海云杉对于干旱、低温环境具有强烈适应性,土壤温度对其比叶重和叶寿命的影响较水分更为明显。
参考来源 - 青海云杉叶寿命与比叶重随海拔变化特征·2,447,543篇论文数据，部分数据来源于NoteExpress
通常选用姿态优美，叶小常绿，生长不旺，寿命很长，适应性强的植物。
Usually choose a beautiful gesture, leaves small evergreen, anemic growth, long service life, strong adaptability of plants.
用多叶箔片轴承取代火箭发动机涡轮泵上的滚珠轴承具有工作寿命长、工作转速高、能量损失小等重要优点。
Multileaf foil bearing, instead of ball bearing of turbo-pump in rocket engine, has many important advantages including long life, high speed and low energy loss.
叶片速度下降将使法叶柔软，但叶片寿命也会减少。
Decreasing blade speed will make the blade act softer, but blade life will also decrease.
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