查询词典 heat-wave

In previous researches, the numerical simulations were mainly focused on the convective heat transfer in the fluid zone of the louvered fin geometry. Virtually, the heat conduction in the fins and the convective heat transfer of air are coupled each other.

国外有学者对百叶窗翅片内的流场和温度场进行了数值模拟，事实上，在百叶窗翅片上的传热过程中，翅片的导热和空气的对流换热是相互耦合的，而这在以前的研究中忽略了。

The relative conductivity of leaves, ultrastructural changes of mesophyllous cells under heat acclimation and heat stress, the differences in gene expression of leaves under hest shock can be used as physiologic, cytologic and molecular biologic indexes respectively for evaluating heat tolerance.

在热锻炼和热胁迫过程中叶片相对电导率、叶肉细胞超微结构的变化，以及热击条件下叶片基因表达差异，可分别作为耐热性评价的生理学、细胞学和分子生物学指标。

But for the mesothermal and low temperature power generation by waste heat introduced distributing hot air,the power generated by unit heat enery is then increased greatly——by distributing the hot air entered the preheater,the ratio of gas and solid is decreased,the heat efficiency of the pr.

采用热气体分流的中低温余热发电技术，即：将入预热器系统的热气体予以分流，降低了预热器内气固比，提高了预热器系统热效率；同时使原预热器出口烟气中的低级热能转移至温度较高的烟气中，热能得到升级，可大幅度提高其余热发电量。

Under imitated daily field microclimatic conditions for heat stress, the rice cultivar "Jinyou63"(which is a hybrid rice combination) was treated with a consecutive 3-day heat stress during meiosis in phytotron. Anther and pollen tissues at different development stages after subjected to heat stress were sampled and analyzed for transverse abnormalities.

本研究模拟田间典型灾害天气条件，在人工气候箱内对杂交水稻&金优63&花粉母细胞减数分裂期进行连续3 d的热害胁迫处理，对处理后不同发育时期的花药组织取样切片观察，从组织、细胞水平探讨水稻受高温胁迫后花药可能出现的早期异常特征。

For naturally cooled monobloc barrel, its thermal condition in regular regime can be evaluated by measuring the outside temperature of two arbitrary rounds;(2) During a sustained firing process, unsteady heat conduction exists in a monobloc barrel, whereas unsteady and quasi steady heat conduction exist with actively cooled composite barrels, meaning that the thermal condition changes from uncontrolled to controlled;(3) Different combinations of the convective heat transfer coefficient h and thickness of gun barrel δ have much effects on cooling the bore temperature.

利用有限元软件分析了某大口径火炮身管的温度场分布，并对自然散热条件下的单筒身管和主动冷却条件下的复合身管温度场进行了比较，其结果为(1)身管温度场分布存在初始和正规工况阶段，后者的单筒身管热状态可以通过测定任意两发身管外表面温度来评估；(2)持续射击过程中，单筒身管始终处于非稳态导热过程，主动冷却身管则包括非稳态和准稳态两个过程，实现了身管热状态由不可控向可控转变；(3)对流传热系数h和身管壁厚δ的组合对降低内膛温度具有很大影响。

Walling solar energy collector can be produced into many types of building units as nonbearing filled wall, such as "Heat collecting wall filler" and "Heat collecting roof". The walling solar energy collector is a kind of building unit, it can make full use of daylighting area of a whole wall, enhance the heat collection.

墙体太阳能集热器可以根据需要按照一定的模数制成适合各种建筑的&集热填充墙体&和&集热屋面&等建筑构件，做成南、东、西立面非承重式整体填充墙、部分填充墙、集热屋面等，该墙体集热器本身就是一种建筑构件。

The Characterization and application scope of organoantimony heat stabilizers were introduced in comparative detail; the effects when it used with other heat stabilizers and the conventional formulation when it used as heat stabilizer for polyvinyl chloride were also introduced.

较详细地介绍了有机锑热稳定剂的表征及应用范围，同时还介绍了它与其他热稳定剂并用时的效果及用作PVC热稳定剂时的常用配方，建议今后在PVC管材中使用。

In order to simulate phenomenologically the process of transformation from fuel injection rate to heat release rate, a quasi-dimensional combustion model has been established, which includes fuel-air mixing, droplet evaporation, ignition delay, heat release and heat transfer.

在只有喷油规律的条件下，本文建立了分韦柏放热规律模型，通过对喷油规律依次分段，各分量按各自韦柏规律燃烧，实现了从喷油规律对放热规律的直接快速预测。

In the meantime, Ingersoll and plass Kelvin line source in accordance with the concept of the underground pipe line heat source heat exchanger theory, but at that time because of low energy prices, high system costs, has not been widely applied. 70 era, the oil crisis put people's attention to the energy-saving, cost-effective use of energy, so that the development of ground-source heat pump into the climax stage, when the underground pipe from an early plastic pipes replaced by the amount of possession.

在此期间，Ingersoll和Plass根据Kelvin线源概念提出了地下埋管换热器的线热源理论，但当时由于能源价格低，系统造价高，没有得到广泛应用。70年代，石油危机把人们的注意力集中到节能、高效益使用能源，使地源热泵的发展进入了高潮阶段，此时地下埋管已由早期的金额管改为塑料管。

The tendencies of HSP70 protein and mRNA expression are splenogastric hygropyrexia syndrome group＞deficiency of spleen-QI syndrome group＞normal control group,and heavy heat impairing dampness＞simultaneous onset of dampness and heat＞heavy dampness impairing heat.HSP70 expression may be prompted with the certificate type of syndrome may exist a certain degree of correlation.HSP70 was obviously expressed in pyretic syndrome.

Hp感染程度可能与胃粘膜炎症程度及炎症的活动性呈正相关，Hp感染程度越重，胃粘膜的炎症越重。5、HSP70蛋白和mRNA表达水平呈现脾胃湿热证组＞脾气虚证组＞正常对照组的趋势；而在脾胃湿热Hp组各亚型中，又呈现热重于湿＞湿热并重＞湿重于热的趋势。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。