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The simulative results showed that the total heating loads in solar house were 24.4 % less than those in the reference house of no auxiliary heat sources in the whole heating period in Shenyang when indoor air temperature was 18℃ in the houses with ideal auxiliary heat.The effects of operation,structures and performance parameter of the solar thermal storage wall were analyzed.

无内通风口式集热蓄热墙冬季空气间层是密闭的,发挥了重质墙体的蓄热作用和空气间层的热阻作用,依靠导热向室内传递热量;有内通风口式集热蓄热墙依靠空气间层与室内的对流换热和墙体的导热两种方式向室内传递热量。

In or consisting of or belonging to the air .

空气中的,由空气组成的或属于空气的。

By using experimental methods of biodynamics, the author researches into the problem that speed of travel influence on air resistence, the relation between skating form and air resistence, the change trends of resistence for mass skating and so on.

通过采用空气动力学的实验方法,研究了滑跑速度对空气阻力的影响,滑跑姿势与空气阻力的关系,跟滑阻力的变化趋势等问题。

Abstract] objective to evaluate the effect of regulating bloodmobile sterilization management.methods making a statistical contrast to the number of bacterial in the air flow,on object surface in the bloodmobile car before and after regulating sterilization management.results before regulating management,the total excess rate of bacteria in the air is 41.67% while the rate of object surface is 20.83% in the car.after regulating management,the total excess rate of bacteria in the air is 4.17% while the rate of object surface is 0.00%.the differences were significant.conclusion to realize regulative and effective sterilization management,consolidate sterilization measures,guarantee the quality of blood and the safety of blood collection is of important significance.

摘要] 目的评价规范流动采血车消毒灭菌管理的效果。方法对流动采血车内的空气、物表在规范消毒灭菌管理前后细菌培养数量的统计对比。结果规范管理前车内空气细菌总数超标率达41.67%,物表达20.83%。而规范管理后车内空气细菌超标率是4.17%,物表细菌超标率是0,差异有统计学意义。结论对流动采血车实施规范有效的消毒灭菌管理,务实消毒灭菌措施,对保证血液质量和采血安全具有重要的意义。

The 1967 amendments to the Clean Air Act of 1963 (1967 Air Quality Act) provided the first comprehensive federal scheme for air pollution control.

1967年的条例对1963年净化空气条例的修改(1967 年空气质量条例)提供了第一个关于空气污染控制的全面的标准的方案。

Through theoretical calculations and practical measurements an analysis and demonstrative reasoning were conducted of the excess air coefficient of a heat supply boiler, which has led to the increase in heat supply energy consumption.

通过理论计算和实际测试,对供热锅炉的空气过量系数导致供热能耗增加进行了分析、论证,得出了供热锅炉在实际运行中的空气过量系数增加是导致供热能耗上升的结论,并对供热锅炉的空气过量系数增大原因进行分析。

The influence of excess air coefficient upon the thermal efficiency of heater has been discussed based on actual measurement and theoretical analysis on the relation between the excess air coefficient and flue gas loss, incomplete combustion loss and thermal efficiency of heater,the optimal excess air coefficient is given.

通过实际测试和理论分析过剩空气系数与排烟热损失、气体不完全燃烧热损失及加热炉热效率的关系,讨论了过剩空气系数对原油加热炉热效率的影响,给出了过剩空气系数的最佳范围。

The effects of space of fins, number of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristics, respectively.

为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响,对7个带亲水层的波纹翅片管换热器进行了试验研究,并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

AbstractThe effects of space of fins, number of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristics, respectively.

摘 要:为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响,对7个带亲水层的波纹翅片管换热器进行了试验研究,并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

The effects of space of finsnumber of tube rows and relative humidity of incoming air on airside performance of wavy fin with hydrophilic coating under dehumidifying conditions were experimentally explored for seven wavy fin-and-tube heat exchangers with hydrophilic coating. The Colburn factor and the Fanning friction were applied to describe airside heat transfer and friction characteristicsrespectively.

为了确定翅片间距、管排数和入口空气相对湿度等参数对析湿工况下带亲水层波纹翅片空气侧特性的影响,对7个带亲水层的波纹翅片管换热器进行了试验研究,并分别以Colburn换热因子和Fanning摩擦因子来反映空气侧换热和压降特性。

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