土层

[tǔ céng]

• soil horizon
• horizon of soil
• solum
• soil layer
• true soil
• horizon
• earth layer
• topsoil
• soil strata
• soil stratum

参考释义

土层 [tǔ céng]

• -
• 短语
  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