土层

tu3 ceng2

layer of soil, ground level

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土层

tǔ céng

solum; true soil; pedosphere; soillayer; soil horizon; soil layer

土层锚杆 soil bolt;

土层煤 clay-coal;

土层命名 horizon designation;

土层蠕动 soil creep;

土层硬化法 hardening of soil;

土层钻探 spudding through soil

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土層|土层 [tǔ céng] ► layer of soil ► ground level