冷的
- 与 冷的 相关的网络例句 [注:此内容来源于网络,仅供参考]
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In order to explore the relationship between the Artemisia frigida Wild. and the intake mass, this reaserch took sheep as reaserch object, using mixture of pasture containing A. frigida in different scales to feed sheep, to analyse the intake mass of the sheep, intake behavior and diet selection strategy, combined with Thermal-desorption Cold Trap/Gas Chromatography/Mass Spectrum to analyse the VOCs from the overground part of A. frigida in July and to identify the compoments; and its major components cineole,α-terpinol ,α-pinene andβ-pinene were added to the sheep feed, to analyse the effects of different monomers of VOCs from A.
为了探讨冷蒿与家畜采食量的关系,本实验以绵羊为研究对象,用含有不同比例冷蒿的混合牧草饲喂绵羊,分析了绵羊的采食量、采食行为及食性选择策略,结合热脱附―气相色谱―质谱联用技术对冷蒿地上部分7月份释放气体进行了组分分析和鉴定;并将其主要成分桉树脑、α-萜品醇、α-蒎烯和β-蒎烯添加到绵羊的饲料里,进一步分析了不同冷蒿挥发物单体对绵羊采食量、采食行为及食性选择策略的影响。
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Thirdly, according to the development of the frozen soil, the coupling model of single freezing pipe of axial symmetry of temperature field, stress field and moisture migration is put forward firstly. Then, by means of the progressing principle of potential field, the coupling model of temperature field, stress field and moisture migration which is under the condition of the multi-freezing pipes is extended. At last, the energy balance equation, stress balance equation, quality balance equation, geometric equation, physical equation, initial and boundary conditions etc are adopted to give the analytic solution to the problem of plane axial symmetry of single freezing pipe.
第三,在对室内试验和现场实测结果研究的基础上,分析了土体冻结过程中温度场、应力场、水分场耦合原理,并按照冻土体形成发展过程,首先建立了单一冷源冻结轴对称温度、应力、水分场耦合模型;接着利用势场的迭加原理,将单一冷源情况的三场耦合问题推广到多冷源情况的三场耦合;最后根据能量守恒平衡方程、应力平衡方程、质量守恒平衡方程、几何方程、物理方程、初始及边界条件,解出了单一冷源平面轴对称问题的解析解。
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After analysing the flight, cooling and undercooled solidification of multistage atomized droplets, this paper adopts Newtonial cooling, highly undercooled heterogeneous nucleation and steadystate continuous growth model to calculate and simulate numerically the thermal history of droplets and effect of main atomization process parameters during multistage atomization. The results indicated that large undercooling occur mainly during later stage of multistage atomization while recalescence and rapid quenching occur mainly during forced cooling stage.
在分析多级雾化过程雾化微滴的飞行冷却和过冷凝固特点及规律的基础上,本文采用了牛顿冷却、大过冷非均匀形核及稳态连续生长模型,对纯铝多级雾化过程中微滴热历史以及主要雾化工艺参数对其的影响作用进行了数值分析和计算,结果表明:大过冷主要是在多级雾化后期形成的,再辉和急冷则主要发生在强制冷却阶段。
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On the basis of same main components, comparison and analysis are performed on thermodynamic performance of HAT cycle, STIG (Steam-Injected Gas Turbine) cycle, gas-steam combined cycle and the relevant cycles with intercooling or reheat.
在主要部件相同的基础上,分析比较了HAT循环、注蒸汽燃气轮机循环、燃气—蒸汽联合循环以及各循环采用中冷或再热手段后相应循环的热力性能,确定了再热HAT循环高效率和中冷再热STIG循环高比功的优势,指出中冷手段对循环性能改善不大,回收中冷热量也不会收到好的效果,而再热手段对循环性能改善显著。
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Most of such dendrite cores are distributed in the grains with an elliptical morphology; some of them lie in the grain boundaries with triangular or lathy morphologies. There are few dislocations and substructures in the dendrite cores, and there are clear phase boundaries between such dendrite cores and the matrix.
Ni合金过冷熔体中亚稳相和稳定相的竞争形核的计算与实验结果定性吻合,即当熔体过冷度大于某一临界过冷度时亚稳相将作为初生相从过冷熔体中析出,通过分析发现瞬态形核理论能更好的描述深过冷熔体中的竞争形核问题。
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Evolution pattern of solidification microstructure in the monophase Cu Ni alloy in the range of thermo dynamically supercooling of 63~292 K is investigated, and both the condition of supercooling degree and orientation mechanism and control method of directional crystalline growth in the melt under negative temperature gradient are analyzed.
研究了 6 3~ 2 92K热力学过冷度范围内,Cu Ni单相合金的凝固组织演化规律,分析了负温度梯度熔体中晶体定向生长的过冷度条件以及晶体生长取向机制与控制方法。结果表明:(1)在临界过冷度ΔT (≈ 10 6K)附近,晶粒细化过程受溶质扩散控制,在临界过冷度ΔT (≈ 2 0 0K)附近,晶粒细化过程受热扩散控制;(2 )在 6 3~ΔT K范围内,晶体的生长方向是 [10 0 ],在 12 7~ΔT K范围内,晶体的生长方向可以是 [10 0 ],也可以是
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Was used as the recurrent parent and 7 varieties of diverse origins (6 are indica lines) were used as donors to obtain BC2F2 bulks by crossing and continued backcrossing. Initial screening for CT under the low temperature of the field conditions resulted in 177 CT BC2F2 introgression lines.
结果表明,虽然供体亲本均为苗期耐冷性弱的品种,但在全部回交后代中均出现耐冷性的超亲分离,表明这些供体亲本均携带对耐冷性有利的&隐蔽基因&,但组合间的耐冷性选择效率存在较大差异。
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Through the analysis of the distributions of cold pulverized coal concentration and the area of high concentration zone, it was concluded that the smaller the central air expanding angle was, or the later the secondary air interfused, the larger the area of high concentration zone was.
通过分析冷态煤粉浓度的分布及煤粉高浓度区域面积的大小,得到:中心管扩角越小,二次风混入越晚,冷态高煤粉浓度区域面积越大;一次风率为0.2、一次风速为15 m/s、直流二次风速为25 m/s时冷态高煤粉浓度区域面积较大,有利于降低NOx的生成;内二次风旋流开度减小较外二次风旋流开度减小对冷态高煤粉浓度区域面积的影响大;内旋流强度为1.35、外旋流强度为1.56为最佳的试验工况。
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Of liquid refrigerant through the expansion valve in theMagnetic Pumps low pressure evaporator coil inside the evaporator refrigerant evaporates to absorb large But will the amount of heat flowing through the outside air cooling refrigerant compressor pressurized gasification then no longer be transmitted to the valve after the water flows through the three heat exchangers.
液态冷媒经膨胀阀在低压的蒸发盘管内蒸发,冷媒蒸发时吸收大量热能而将外间流经之空气冷却,冷媒气化后又再被压缩机加压后流经三通阀门输送至池水热交换器。
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Of liquid refrigerant through the expansion valve in the Magnetic Pumps low pressure evaporator coil inside the evaporator, refrigerant evaporates to absorb large But will the amount of heat flowing through the outside air cooling, refrigerant compressor pressurized gasification then no longer be transmitted to the valve after the water flows through the three heat exchangers.
液态冷媒经膨胀阀在低压的蒸发盘管内蒸发,冷媒蒸发时吸收大量热能而将外间流经之空气冷却,冷媒气化后又再被压缩机加压后流经三通阀门输送至池水热交换器。
- 推荐网络例句
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For a big chunk of credit-card losses; the number of filings (and thus charge-off rates) would be rising again, whether
年美国个人破产法的一个改动使得破产登记急速下降,而后引起了信用卡大规模的亏损。
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Eph. 4:23 And that you be renewed in the spirit of your mind
弗四23 而在你们心思的灵里得以更新
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Lao Qiu is the Chairman of China Qiuyang Translation Group and the head master of the Confucius School. He has committed himself to the research and promotion of the classics of China.
老秋先生为中国秋阳翻译集团的董事长和孔子商学院的院长,致力于国学的研究和推广。