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- soil frost action 冻胀作用
- It may also provide drainage and give added protection against frost action when necessary. 它具有排水作用,但在需要时也增加保护抗冻作用。
- Frost action is one of the important environmental factors in alpine and periglacial climate.Among them, freeze-thaw process is the most influential geomorphologic process in the area. 寒冻为高山与冰缘气候中,常见的环境因子,冻融作用亦是其中最重要的地形营力。
- frozen soil frost heave experiment 冻土冻胀试验
- Influence of Sodium Sulfate on Soil Frost Heaving in an Open System 开放系统下硫酸钠盐对土体冻胀的影响
- On the Frost Action Mechanism of Tunnels in Severe Cold Districts 高寒地区隧道的冻害机理综述
- The Study of Calculation Method of Soil Frost Depth ln the Forest Zone 关于森林地带土冻结深度计算方法的研究
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么?
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- It may also provide drainage and give added protection against frost action when necessary 它具有排水作用,但在需要时也增加保护抗冻作用。
- There are some clods of soil on the mat. 垫子上有些土块。
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- She makes her living from the soil. 她以务农为生。
- Grass will not succeeded in this dry soil. 在这种干燥土壤中草不会成活。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- The soil becomes more and more acidic as pollution mounts up. 随着污染的加剧,土壤的酸化越来越严重。