The article comprehensive analyzes and studies a lot of information about groundwater quality in Tianshui city. It preliminary find out the forming mechanism and distribution regulation in space of various corrosive groundwater and puts forward safety protection measures for building foundation. 本文对天水市区大量地下水水质资料进行了综合分析和研究,初步找出了各种腐蚀性地下水的形成机理和空间分布规律,提出了建筑物地基的安全防护措施。
Scientific and accurate identification of the genetic characteristics of kenaf germplasm has great significance to conservation and utilization of kenaf germplasm. It also means a lot to the identification of super genes, evaluation genetic resources, identification of seed quality and variety rights protection. 科学精准的鉴定评价红麻种质资源材料的遗传特性,对红麻遗传资源保护和利用、优异种质基因的发掘、种子质量鉴定、品种权益保护等均具有十分重要的意义。