regulation of population的意思|示意

The lack of regulation of the tools of a product that kills half of its users has exposed the population to the misinformation of the tobacco industry about the suitability of their products.

由于缺乏管理工具的产品能杀死一半的用户已经暴露了人口误导烟草行业有关的适宜的产品。

This paper introduces the process of data preparing processing of population information system data mining, including the regulation of population system, data clearing, data converting and ect.

本文主要介绍了人口信息系统数据挖掘的数据预处理过程，包括人口系统的属性规约，数据清洗和数据转换等具体过程。

This paper reviewed the new progress in the theory and hypothesis of population regulation in small mammals, focusing on the food hypothesis, predation hypothesis and multi-factorial hypothesis.

对小型哺乳动物种群数量周期性波动的外因调节假说进行介绍，概述了食物假说、捕食假说和复合因子假说的主要内容和研究进展。

At the other end of the list are cities in Canada and the United States, which benefit from lower population density, favorable climates and stricter air pollution regulation.

在污染排行中最靠后的是加拿大和美国的城市，受益于较低的人口密度、优越的气候和较严格的空气污染法规。

Regulation of self- thinning is that relationship between DBH and average density of population accords with negative power function.

樟子松种群自疏规律为：平均胸径与密度的关系符合负幂函数模型。

Objective:To investigate the relationship between the phenotypic regulation of the rheumatic heart valve interstitial population and the biological mechanism of pathological formation.

目的：研究风湿性心脏病瓣膜间质细胞的表型转化规律，探讨其与瓣膜病理形态发生的关系。