1) soil seal formation
土壤表面封闭
3) 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。
4) surface sealing
表面封闭
1.
Study on the improvement of wear resistance of the enamel with etching by surface sealing during orthodontic treatment;
表面封闭法提高正畸酸蚀牙面抗磨耗性能的实验研究
5) soil surface
土壤表面
1.
Kinetic sorption characteristics of hexachlorobenzene (HCB) on Huangni soil surfaces were investigated by using the kinetic experimental methods.
六氯苯在土壤表面的吸附在192h(8d)基本可达到表观平衡,其吸附的动力学过程可以用一级动力学方程、Elovich方程和双常数方程进行很好的拟合,其相关系数(r)在0。
2.
The paper introduces a method of measuring technique and apparatus for carbon dioxide flux from known areas of soil surface in situ,which consists of tow parts.
该方法和装置可用于区域内、多地点、多样地(点)土壤表面二氧化碳通量的测定,具有便于携带、成本低、易操作,测定数据可靠、直接、快速等优点。
3.
In this thesis,the effects of adding dose of isoproturon,soil moisture,pH value,nitrate and nitrite,chemical fertilizers(urea and KH_2PO_4),heavy metal ions and light sources on photodegradation of isoproturon on the soil surfaces have been studied.
本论文主要研究了异丙隆土壤表面光解的影响因素,包括异丙隆本身的添加剂量、土壤湿度、pH值、NO_3~-和NO_2~-、化肥(尿素和磷酸二氢钾)、重金属离子以及光源,并初步研究了其在土壤表面光解的产物,得到以下结论: 1。
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