exposure of population的意思|示意

Consequently one of the conclusions drawn is that repeated exposure to low levels of HIV may produce a level of resistance to HIV in this population.

结果的一个结论是，反复暴露于低剂量的艾滋病毒可能会产生一定程度的抵抗HIV在该人群。

Results: The most influential parameters of sample size were susceptibility frequency of the genotype, environmental exposure factors in the population, and genetic modes.

结果：主要影响样本大小的参数为易感基因频率、环境因素暴露率、基因遗传方式，而疾病的发生率对样本量影响很小。

"We're confirming a finding in a different population, a different setting, even a different gradient of exposure, and that reinforces the initial finding in New York," Perera said.

“我们正在证实一项发现，在不同的人口，不同的环境，甚至不同程度的暴露强化了纽约的最初发现，”佩雷拉说。

“We're confirming a finding in a different population, a different setting, even a different gradient of exposure, and that reinforces the initial finding in New York,” Perera said.

“我们正在证实一项发现，在不同的人口，不同的环境，甚至不同程度的暴露强化了纽约的最初发现,”佩雷拉说。

Risk assessment is the use of scientific data to define the probability of some harm coming to an individual or a population because of exposure to a substance or situation.

风险评估即运用科学依据确定由于接触某种物质或事态对个人或群体所产生危害的概率。

Method: A survey was conducted in one village of Kunming Area, and then the population was divided into exposure group and control group according to the use of pesticides.

方法根据花卉种植情况，选择某县某村花卉种植者进行调查，根据农药使用情况将调查人群分为农药暴露组和非农药暴露组（即对照组）。