natural mortality rate
常見例句
- Conclusion In order to reduce mortality rate of the residents in the area, it is necessary to strengthen the administration of natural and social environment of the area.
結(jié)論 爲了降低該區(qū)居民死亡率，既要進一步加強其自然環(huán)境的治理，也應(yīng)重眡社會環(huán)境的治理。
d.wanfangdata.com.cn - Whale researchers use population models that factor a species' reproductive rate and its natural mortality to come up with an estimate of how many are likely dying.
MSN: Feds to reroute SF Bay ships to protect whales 返回 natural mortality rate