1) soil thermal conductivity
土壤热导率
1.
The testing method of soil thermal conductivity is introduced.
介绍了土壤热导率的测试方法,根据传热模型反解法设计了土壤热导率测试系统。
2.
Taking directly buried steam pipeline using centrifugal glass wool as inside insulating material and polyurethane as outside insulating material for example,the thicknesses of inside and outside insulating layers at different soil thermal conductivities are calculated,and the influence of soil thermal conductivity on the insulating layer thickness is analyzed.
以内层保温材料为离心玻璃棉,外层保温材料为聚氨酯的直埋蒸汽管道为例,计算了不同土壤热导率时内、外保温层的厚度,分析了土壤热导率对保温层厚度的影响。
2) soil thermal conductivity
土壤导热率
3) soil heat conductivity
土壤热传导率
1.
In this paper,the two parameters that are close related to surface energy balance: surface albedo and soil heat conductivity are analyzed based on the data observed on clear day of year 2002 at the station in sparse vegetation site in Dunhuang.
利用"敦煌试验"稀疏植被站2002年典型晴天的资料,分析了与地表能量平衡最密切的两个参数:地表反照率和土壤热传导率的特征。
5) soil heat conduction
土壤热传导
6) soil EC
土壤电导率
1.
Development of portable soil EC meter with Bluetooth and PDA;
基于蓝牙与PDA的便携式土壤电导率测试仪开发
2.
In order to solve the problem of low accuracy and poor real time of traditional measuring instrument for soil EC, and according to the principle of measuring soil EC, NI Corporation graphical programming language LabVIEW and DAQ board were used to acquire soil temperature and soil EC, etc.
该文针对传统土壤电导率测量仪器准确性低、实时性差等问题,根据土壤电导率的测量原理,采用NI公司的虚拟仪器开发平台LabVIEW和数据采集卡,采集土壤温度和电导率等参数,设计了一种土壤电导率测量仪器,通过简单的操作便可测量不同温度下的土壤电导率,并实现数据的显示、保存、打印和网络传输等功能。
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