derivation 六级

the derivation of scientific laws from observation.

从观察中推导出科学规律。

This indicates that there is a close relationship between species divergence,nymphal morphology derivation and microhabitat.

形态各异不同种类蜉蝣稚虫生在不同小环境,表明种类演化和形态变化与环境有切关系。

!--Security is strengthened by employing a PBKDF2 key derivation function.However, the weak passphrases users typically employ are vulnerable to password cracking attack.

安全性是利用 en:PBKDF2 钥导出函数 (en:key derivation function) 来增强，然而使用者采用典型语会被码破解攻击。

Finance derivation is the product of financial innovation.Its function lies in the risk abhorrer can turn the investment risk to the risk loving.

金融衍生产品是金融创新产物,其作用在于将投资风险从风险厌恶者转移到风险偏好者手中,提高每个交易者效用。

The best cup characteristic are produced when the ratio of the degradation of trigonelline to the derivation of Nicotinic Acid remains linear.

最佳杯中特征产出于这样时间：葫芦巴酰胺降解与烟酸衍生比率保持线性。