Darwin was interested in the survival of species, but also in reproduction, an area to which the NHM's own researchers have devoted a lot of work.
达尔文对物种的生存感兴趣，不过也涉及生殖——一个自然历史博物馆自己的研究者已经投入大量工作的领域。
Objective To explore the status of women reproduction health problems in rural area.
目的了解安徽省某农村地区智力残疾妇女生殖健康危害状况。
The navigation area stores navigation management information for managing the reproduction of at least multiple reproduction path video data from the recording medium.
每个导航区域存储用于管理从记录介质再现至少多个再现路径视频数据的导航管理信息。
The MRI image′s uniformity means the uniform distribution of the MRI image. It describes the reproduction of certain area of a phantom with MRI system.
图像均匀度指的是图像的均匀程度，它描述了MRI系统对体模内同一物质区域的再现能力。
Conclusion reproduction and contraception state of women of child-bearing age in rural area is not optimistic, reproduction health in rural area is still facing great challenge.
结论农村育龄妇女生殖与避孕状况不容乐观，农村生殖健康工作仍面临巨大挑战。
Therefore, it is necessary to analyze the stability and corresponding disposal measures of mined-out area, thus to provide theoretical guidance for the safety and reproduction of the mine.
因此，有必要对采空区的稳定性及其相应的处理措施进行分析研究，为矿山的安全及再生产提供理论指导。
Firstly, it is pointed out that there are some defects in the current virtual reproduction system, including narrow listening area, instability in sound image, etc.
本文首先指出，现有的两扬声器虚拟重发存在听音区域窄、声像稳定性差等缺陷。
As compared with the existing system, it has advantages as broader listening area and better reproduction effects in the horizontal plane.
与现有的系统相比较，该系统具有水平面上听音区域较广、重发效果较好等优点。
Modulator mixes point sound signal output by its subordinate multiple detectors to background sound in the sub area and sends it to control unit to realize background sound reproduction.
控制单元将各子区域背景声音信号电平与各对应设置的子区域报警阈值电平比较，在某子区域背景声音信号电平大于该子区域所设置的报警阈值电平时控制告警。
Modulator mixes point sound signal output by its subordinate multiple detectors to background sound in the sub area and sends it to control unit to realize background sound reproduction.
控制单元将各子区域背景声音信号电平与各对应设置的子区域报警阈值电平比较，在某子区域背景声音信号电平大于该子区域所设置的报警阈值电平时控制告警。
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