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- soil heat conductivity 土壤导热率
- Aluminum has the advantage of combining lightness with high heat conductivity. 铝兼有重量轻,导热性好的优点。
- soil heat conduction 土壤热传导
- The common nonmetals tend to be less ductile,have no electrical conductivity,and have poor heat conductivity. 普通非金属趋向于少延展性、无导电性,而且传热性能不好。
- soil heat conductance 土壤热导率
- Fire retardancy and good heat conductivity, resistance against radiation and fungus. 本产品具有耐燃性,有良好的导热性,耐辐射性和防霉性。
- Harder and more brittle than black silicon carbide, very sharp for grinding and of good heat conductivity. 硬度和脆性较黑碳化硅高、磨粒锋利、导热性好。
- Equivalent heat conductivity of PWB is related to the thickness of PWB,the residual ratio of copper foil and the thickness of copper foil. PWB的等效导热系数与PWB的总厚度、铜箔剩余率及铜箔厚度有关,设计时需考虑相关因素。
- A Study of Effects of the Concrete Mulch on Movement of Soil Water and Soil Heat Transfer. 硬覆盖对土壤水热传输及作物生长发育影响的试验研究。
- The common nonmetals tend to be less ductile, have no electrical conductivity, and have poor heat conductivity. 普通非金属趋向于少延展性、无导电性,而且传热性能不好。
- The error of measurement of heat conductivity caused by eccentricity is estimated. 分别计算了测定导热系数时因偏心造成的误差。
- The trial test indicated that NTS was unfavorourable for seed emergence and the soil heat flux was lower than the other tillages obviously. 试验表明,免耕覆盖的土壤温度不利于豌豆的出苗,且土壤热通量明显小于其它耕作方式。
- The results also show that the CVD pyrolytic carbon that has high concentration of RL has high heat conductivity. 热处理温度对材料导热系数的影响不及CVD热解炭的微观结构对其的影响。
- Larger heat conductivity and longer combustion time lead to less microthruster unit on a same area. 低导热系数和短燃烧时间有利于提高相同面积上推冲单元的分布数。
- The surface energy is not balance in grassland and Gobi.In grassland the sum of LE, Hs and soil heat flux is smaller than RN. 在山区草原,晴天潜热通量是土壤热通量的三倍多,感热通量与土壤热通量差异很小,净辐射主要用于蒸发、蒸腾;
- Noctua solders the heat pipes to the cooling fins in order to assist the heat conductivity. 为了更高热传导性能,Noctua对冷却片焊接热管。
- The ordinary plastic(HDPE) pipe is of poor heat conductivity, which prolongs the cooling time though it costs less. 普通塑料(HDPE)管虽然成本低,但是导热性能差,延长了冷却时间。
- The difference between RN and sum of LE, Hs and soil heat flux on a cloudy day is bigger than that on a clear day as well as it in Gobi is bigger than that in grassland. 两地均存在能量不平衡现象,草原感热、潜热、土壤热通量之和小于净辐射,戈壁感热、潜热、土壤热通量之和大于净辐射,戈壁能量不平衡大于草原。
- The results showed that with the slag increasing,the molten slag heat conductivity first increased,then decreased. 结果表明,炉渣导热系数随碱度的增加呈先增加后减小的趋势;
- In the field of thermology, diamond’s heat-durability and heat conductivity were enhanced. 在热学方面,使金刚石的耐热性和导热性均有增加;