Degradation and Quality of Soil 土壤退化与土壤质量
the quality of soil 土壤质量
physical quality of soil 土壤物理性质
Quality of soil histogram 土质柱状図
environmental quality of soil 土壤环境质量
quality classification of soil samples 土试样质量等级
Soil quality of China 中国土壤质量
The temperature rise may speed up sea level elevating, and furthermore lead to salinization for farmland in Qinhuangdao; the quality of soil would descend, and reduce on the arable land.
温度升高可能加快海平面上升速度导致秦皇岛农田盐碱化，土壤质量下降，可耕地面积减少。
参考来源 - 秦皇岛市近45年气候变化及其对农业的影响·2,447,543篇论文数据，部分数据来源于NoteExpress
The environmental quality of soil wasn't affected by cadmium, arsenic and chromium.
土壤环境质量基本上未受到镉、砷、铬的影响。
ResultsThe quality of soil and irrigation water was good, falling in the categories of "clean".
结果种植基地土壤和灌溉水污染等级均属于“清洁”一级。
For guidance of construction and assurance of quality of soil compaction, a study was performed on the test method for the maximum dry density.
为指导施工和控制填土质量，研究了最大干密度试验方法。
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