degraded humus carbonate soil

degraded humus carbonate soil

退化腐殖质碳酸盐土

true humus calcareous soil

典型腐殖质碳酸盐土

alpine carbonate raw soi

高山碳酸盐粗腐殖土

Experimental Study of Concrete Durability under Concrete Carbonation and Sulfate Corrosion Combined Action;

混凝土碳化与硫酸盐腐蚀共同作用下混凝土耐久性试验研究

The Experimental Investigation of Stress Corrosion for 16MnR Steel in Complex Solution Containing Carbonate and Hydrogen Sulfide

16MnR钢在碳酸盐和硫化氢复杂介质环境中的应力腐蚀试验研究

Chemical thermodynamics foundation of retrograde solubility for carbonate:Solution media related to CO_2

碳酸盐倒退溶解模式的化学热力学基础——与CO_2有关的溶解介质

Studies on the Impact of Salt Content on Saline-alkali Soil Engineering Properties in the Songnen Plain;

含盐量对松嫩平原碳酸盐渍土工程性质的影响

Study on the Characteristics of Chemical Reaction between Humic Acids and Aluminum Salt in Coagulation Process;

混凝过程中腐殖酸与铝盐的化学反应特性研究

The Infection on the Humic Acid in the Progress of Solidifying Soft Soil by Cement Soil;

土体中腐殖酸对水泥固化软土效果的影响

Effect of Different Humic Acid Levels on Soil Characteristics and Leaf Quality of Flue-Cured Tobacco;

不同腐殖酸用量对土壤性状及烟叶品质的影响

Effect of Humic Acid Fertilizer on Soil Properties and Leaf Qualities of Tobacco

腐殖酸对烤烟土壤性状及烟叶品质的影响

Effects of Humic Acid Fertilizer on the Poplar Growth and Soil Properties

腐殖酸肥料对杨树生长及土壤性质的影响

IMPACT OF ACCELERATED EROSION ON DYNAMICS OF SOIL HUMIC ACIDS

加速侵蚀对土壤腐殖酸动态变化的影响

Characterization of HA Fractions Fractionated from Soil Humic Substance and Study on Their Photochemical Effects;

土壤腐殖酸分级、表征及其光化学作用研究

Effects of long-term fertilization on soil humus carbon and nitrogen fractions in a wheat-maize cropping system

长期施肥对小麦-玉米作物系统土壤腐殖质组分碳和氮的影响

On the Slope Stability of the Red Clay of Carbonate Rock Weathering Residual Layer

碳酸盐岩风化残积层红黏土的边坡稳定性

Dry-wet circulation and carbonation influencing on the concrete sulfate attack

干湿交替和碳化对混凝土硫酸盐侵蚀的影响

Thaumasite form of sulfate attack of cementitious materials

水泥基材料碳硫硅钙石型硫酸盐腐蚀