Corrosion of metals - methods for evaluation of efficiency of water treatment apparatus for corrosion protection - part 3 : field corrosion test for removal of corrosion products in incrusted water installations 金属的腐蚀.腐蚀防护用水处理仪器效果的评定方法.第3
[ size = 2 ] [ color = # 000000 ] 11 . acids are chemical compounds that , in water solution , have a sharp taste , a corrosive action on metals , and the ability to turn certain blue vegetable dyes red 酸是一种化合物，它在溶于水时具有强烈的气味和对金属的腐蚀性，并且能够使某些蓝色植物染料变红。
As usually mild steel is chosen to be the material of pipelines , the external corrosion of steel becomes one important problem of influencing the reliability and the lifetime of buried pipeline system 管材大多选用低碳钢，影响埋地钢质管道可靠性和使用寿命的关键因素是管道金属的腐蚀。
