...多为天然的长期生态环境改变与人为的因素加 速破坏, 而描述植物消失或成为稀少的速度, 我们称之为「灭绝率( extinction rate ) 。 以下分别探讨造成植物濒危的天然因素和人为 因素。
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Background extinction rate 背景灭绝率
species extinction rate 物种灭绝速率
The Extinction Rate Increases 灭尽速率增加
population extinction rate of species 居群绝灭速率
rate of stellar extinction [天] 恒星消逝率
Extinction strain rate 熄火拉伸率
The module meets the requirement of average optical output power and extinction rate, and it also ensures the stability of above two performances.
模块满足输出平均光功率和消光比的要求,并能保证两项性能指标的稳定。
参考来源 - 基于光纤通道的4.25Gbps小型化可热插拔光模块的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
Creatures less useful or adaptable get short shrift: the extinction rate is running far higher than during normal geological periods.
没什么用处或者适应能力差的生物遭受冷遇:灭绝率远高于正常地质时期的时候。
The extinction rate of plants in this area is higher than their colonization rate.
在沙漠化过程中植物种的绝灭速率大于定居速率。
The device has some advantages like higher fire extinction rate, less fire damage and better water-saving.
采用细水雾灭火系统,该设备灭火成功率高、火灾损失小、 节水等特点。
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