This paper analyzes the corrosion problem of absorption and circulation sulfate tank and defects in original water supply pipe design, recommends a new water supply pipe developed by F4 material.
分析硫酸吸收循环槽加水管的腐蚀问题及加水管原设计中存在的缺陷，介绍采用F4材料研制的新加水管。
In this paper, the measurable characters and number of scales in Songpu mirror carp(SP) and German mirror carp selection strain(F4)(DJ) were compared.
对松浦镜鲤（SP）和德国镜鲤选育系（F4）（DJ）的可量性状及体表鳞片数进行比较，SP与DJ的可量性状与体表鳞被存在差异。
In this paper, the measurable characters and number of scales in Songpu mirror carp(SP) and German mirror carp selection strain(F4)(DJ) were compared.
对松浦镜鲤（SP）和德国镜鲤选育系（F4）（DJ）的可量性状及体表鳞片数进行比较，SP与DJ的可量性状与体表鳞被存在差异。
应用推荐