内热

The effects on superheated vapor heat transfer are to be analyzed such as heat flux and mass flow rate etc.

实验结果表明，在外部条件相同时，环形狭缝通道内的过热蒸汽的换热系数随着间隙的减小而增大。

By determining corrosion rate of tube top,boiler operating time,annual maintenance time and other factors,the service life of superheater can be evaluated.

通过确定过热器内管头的腐蚀率、锅炉年内运行时间以及保养时间等要素来估算过热器的使用寿命。

The microstructure of the stainless steel layer in the composite pipe prepared by centrifu- gal- thermit process was investigated.

研究了铝热-离心法制备的不锈钢内衬复合钢管中的残余热应力及不锈钢层的组织结构，分析了复合钢管不锈钢层中裂纹产生的原因。

The correlation coefficient between thermopile signal output and specimen thermal power is greater than 0.999 9 when specimen thermal power is in the range of 160~3 500 mW.

样品热功率在160~3 500 mW范围内时，信号输出与样品热功率的线性相关系数大於

Structural comparison has revealed insights into the molecular basis of the differential thermostability of D-hydantoinases.

不同来源的D—乙内酰脲酶的热稳定性不同，三维结构的比较为热稳定性的变化提供了理论依据。

Experimental research on effects of a uniform electric field on plate pool boiling heat transfer enhancement was carried out. It's found that in the scope of lower overheat, boiling heat transfer is significantly enhanced under electric field.

对均匀高压电场作用下平板池沸腾换热的强化效果进行了试验研究，发现在较低过热度的范围内电场对换热有明显的强化效果。

The result is:when the outside of the wall is looked as the boundary ,the vertical temperature gradient and the thermal stratification height are affected by both the upflow from the heat sources and the upflow on the inner surface of the wall.

研究结果表明：当把围护结构的外表面作为边界时，垂直温度梯度和热力分层高度的变化是热源上升热羽流变化量和内表面上升热羽流变化量的综合作用。

Current density vector, joule heat and Lorentz force were mainly localized in region where the velocity of steel flow was high; joule heat produced by induce current has limited influence on steel flow, could be ignored.

结果表明：电磁力、电流密度矢量、焦耳热主要分布在钢液速度较大区域，电磁力明显改变了结晶器内钢液流场，感应电流产生的焦耳热对钢液温度场影响很有限，可忽略。

A warm front is formed when warm air moves into an area of cold air over which it rises.

热锋是热空气进入冷空气范围内而上升时所形成的。

The microstructure evolution, precipitation behavior of carbonitride as microalloying element and its effects on deformation induced ferrite transformation of mild steels with various Nb, V content were investigated on a Gleeble 1500 thermechanical simulator through multi-pass thermo-compression in the temperature range of 820~790℃ to simulate the finish rolling process of plates.

在Gleeble 1500热模拟机上，通过820~790℃温度范围内的多道次热压缩变形模拟了中厚板的精轧工艺，考察了不同铌、钒含量的低碳钢的组织演变过程、微合金元素的碳氮化物的析出行为和对形变诱导铁素体相变的影响。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。