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例如,像土壤、砾石和松石那样的松软剥离物,可挖掘剥离。
For example, relatively soft material, such as soil, gravel, loose or weak rock, can be removed by digging.
youdao
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例如,像土壤、砾石和松石那样的松软剥离物,可挖掘剥离。
For example, relatively soft material, such as soil, gravel, loose or weak rock, can be removed by digging.
youdao