Nanotechnology can help alleviate these problems by offering new techniques and equipment for conducting water research as well as new purification methods.

纳米技术可以提供进行水研究的新技术和新设备以及新的净水方法，从而帮助解决这个问题。

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In this paper, we review the present research status and some key techniques in this field, including the property of HRRP, preprocessing methods, feature extraction and classifier design.

该文详细讨论了基于HRRP的雷达自动目标识别的关键技术及研究现状，包括雷达hrrp的特性、预处理方法、特征提取方法及分类器设计方法等。

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Technical Papers should present new methods and procedures for either research methodology or culture-related techniques.

技术论文应该包含研究方法或养殖相关技术的新方法和新过程。

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