natural mortality rate
常見(jiàn)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 為了降低該區(qū)居民死亡率，既要進(jìn)一步加強(qiáng)其自然環(huán)境的治理，也應(yīng)重視社會(huì)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