| 1. | Standard practice for conducting and evaluating laboratory corrosions tests in soils 进行和评价实验室土壤腐蚀试验的标准操作规程 |
| 2. | They improve air and water quality ; trees stabilize the soil and prevent erosion 他们能净化空气,涵养水源;他们的根可以保持水土、防止土壤腐蚀。 |
| 3. | Protection of metallic materials against corrosion - corrosion likelihood in soil - part 1 : general 金属材料的防腐.土壤腐蚀的可能性.第1部分:总则 |
| 4. | Standard test method for erodibility determination of soil in the field or in the laboratory by the jet index method 喷射指示法现场或实验室测定土壤腐蚀性的标准试验方法 |
| 5. | Protection of metallic materials against corrosion - corrosion likelihood in soil - part 1 : general ; german version en 12501 - 1 : 2003 金属材料防腐.土壤腐蚀可能性.第1部分:总则 |
| 6. | Protection of metallic materials against corrosion - corrosion likelihood in soil - part 2 : low alloyed and non alloyed ferrous materials 金属材料的防腐.土壤腐蚀的可能性.第2部分:低合金和非合金黑色金属材料 |
| 7. | Using the principal component analysis , an analytic model to measure the corrosivity of soil was established 摘要应用主分量分析法,建立了一个度量土壤腐蚀性的分析模型,根据该模型,可以对土壤腐蚀性进行评价。 |
| 8. | The rosion factors are soil corrosion , bacteria corrosion and the construction quality of the anticorrosive coating is inferior 对于腐蚀严重的无缝钢管进行了埋地环境调查,分析其受腐蚀的原因为土壤腐蚀、细菌腐蚀以及防腐层施工质量差。 |
| 9. | Based on different soil corrosion factors and pipe corrosion principle , obligated current negode protection and sacrifice anode protection can be used here 根据不同的土壤腐蚀因素以及管道腐蚀原理,可以采用强制电流阴极保护和牺牲阳极的阴极保护。 |
| 10. | This dissertation analyses corrodibility factors detailedly of soil circumstance in shen zhen , bonding research results of soil corrodibility in the world . based on mellowed electrochemistry theory , the author conduct exams to soil circumstance and pipe corrosion in shen zhen , opining that most of the old fuel gas pipes belong to electrochemistry corrosion . this is the firm theoretical basis for corrosion protection of old fuel gas pipes 本论文结合国内外学者对土壤腐蚀性研究的成果,细致分析了深圳土壤环境的腐蚀性因素,指出了深圳土壤腐蚀性等级;在成熟的电化学理论基础上,针对深圳具体的土壤环境和管道腐蚀的实地考察,认为深圳旧燃气管道大多属于电化学腐蚀,这为旧燃气管道的防腐提供了坚实的理论基础。 |