1·The corrosivity of the bath solution had to be reduced.
必须降低槽液的腐蚀性。
2·Because of the particularity of the medium and material, our knowledge of corrosivity of sea mud and behavior of pipeline steel exposed in it is not enough.
由于介质和材料的特殊性，人们对海泥的腐蚀性和管线钢在其中的腐蚀行为了解得还不太深入和系统。
3·The conventional evaluation methods of soil corrosivity on basis of multifactorial standards of definite classifying line often lose some useful information and even cause some wrong conclusions.
由于土壤腐蚀性的常规评价方法都是基于分级界线明确的多因素标准，往往漏失一些有用信息，甚至造成错误的结论。
4·A qualitative method of determining the corrosivity of a product by its effect on a small strip of polished copper suspended or placed in the product.
将一个擦亮的小铜片悬挂放置在产品中，依据对铜片的影响测定此产品腐蚀性的一种定性方法。
5·The influences of temperature, relative humidity ( RH ) and the salt deposit on atmospheric corrosivity were investigated by means of corrosion detective cells.
用腐蚀探测电池研究了温度、湿度和盐沉积量等腐蚀因素对大气腐蚀性的影响。