very compact soil 极竖实土
compact top soil 紧凑型顶土 ; 协约上土壤 ; 压缩层土壤
compact t soil 坚实土
compact the soil 把土地压实
the residence of soil compact 土壤抗冲击性
compact barrier in the soil 土壤中的紧实障
Compact degree of sandy soil 砂土的密实度
A compact soil has little insulating effect.
板结的土壤几乎没有隔热作用。
Never leave clay or very compact soil in the pot.
别把粘土或者非常紧实的泥土留在罐子里。
When said grinding wheel is rotating, the impact block continuously impacts on wheel hub and grinding wheel to compact soil.
碾轮在滚动过程中，冲击块不断对轮毂和碾轮产生冲击，从而将土壤压实。
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