structure degradation是什么意思_structure degradation中文

structure degradation中文什么意思

structure: n. 1.构造，结构；组织；石理，石纹。 2.建造物。 ...
degradation: n. 1.降级；免职。 2.退化；堕落。 3.【地质学； ...
degradation of structure: 结构降级
degradation: n. 1.降级；免职。 2.退化；堕落。 3.【地质学；地理学】(地表的)剥蚀。 4.【化学】降解，递降分解(作用)。 5.【物理学】(能的)退降。 advancement and degradation 升级和降级。
abiotic degradation: 非生物降解

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The harms of soil compaction represented briefly as soil bulk density and penetration resistance increased , macroporosity decreased , soil physical , chemical and biological properties deteriorated , which effected on crop growing and soil structure degradation , and has become one of the principal obstacle factors for sustainable development of agriculture
土壤机械压实危害主要表现在土壤容积质量和机械阻力增加，大孔隙减少，土壤物理、化学、生物性状恶化，进而影响作物的生长发育，土壤结构发生退化，已成为当前制约农业可持续发展的障碍因素之一。

structure degradation中文什么意思