2) soil sealant
土壤封闭剂
1.
In order to research the effect of Helvetic soil sealant(G soil sealant for short)on conserving soil water and improving the growth of ornamental forest tree,the benefits of using 4%G soil sealant with different spraying amounts were tested in sandy area,Yanchi county,chosen robinia hosqida(robinia pseudoacacia var.
为了研究瑞士"土壤封闭剂(Guilspar)"(简称G土壤封闭剂)保持土壤水分及其对观赏林木生长状况的影响。
3) soil seal formation
土壤表面封闭
4) frozen duration of soil
土壤封冻时间
1.
In this paper,the average and maximum depths of seasonal frozen soil and the frozen duration of soil at 10 cm deep in Xinjiang during the 40-year period of 1961-2002 are analyzed.
对新疆41 a(1961/1962—2001/2002年)冬季平均冻土深度、最大冻土深度、土壤10 cm深度封冻时段资料分析表明,随着全疆气候的变暖,各地的平均冻土深度、最大冻土深度趋向变浅,土壤封冻时间缩短。
2.
In this paper, the data of the average and maximum depths of seasonal frozen earth and the frozen duration of soil at 10 cm in depth in Xinjiang during the 40-year period of 1961~2002 are analyzed.
随着全疆气候的变暖,各地的平均冻土深度、最大冻土深度趋向变浅,土壤封冻时间缩短。
5) blocking soil
井周封闭土质
1.
Methods: Using cluster sampling, the water fluoride content, depth of well, materials of well as well as quality of blocking soil of FCRWQIP before 1996 in Xinyang were measured.
方法 :采取整群抽样办法 ,对被调查县 1996年前的所有改水工程水氟含量、打井深度、井壁结构材料和井周封闭土质进行调查分析。
6) seal geomembrane
全封闭土工膜
补充资料：土壤水分运动基本方程(见土壤水运动)
土壤水分运动基本方程(见土壤水运动)
turang shuifen yundong iiben土壤水分运动基本方程fangeheng见土壤水运动。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条