查询词典 temperature

In the present work, based on the mechanism of low - temperature corrosion, an opinion was presented by theoretical analysis and computation, that is the vacuum boiler can not avoid being corroded completely under low temperature, but the corrosion is very weak no matter if the exhaust gas temperature is higher than the flue gas dew point; it was obtained the relationship between the corrosion velocity of metal wall and wall temperature along gas pass of vacuum boiler, and the one between the corrosion velocity of metal wall and wall temperature under the condition that the flue gas temperature is lower than the acid dew point.

文章从锅炉发生低温腐蚀的机理人手，通过理论分析计算并通过实践检验，提出了真空相变锅炉虽然不能完全避免低温腐蚀问题，但不论排烟温度是否高于烟气露点，低温腐蚀的程度都很弱的观点；给出了真空相变锅炉沿烟气流程金属壁面的腐蚀速度与壁面温度的关系曲线，和烟气温度低于酸露点时金属壁面的腐蚀速度与壁面温度的关系曲线；同时，文章推荐真空相变锅炉的设计排烟温度取130℃左右的低排烟温度。

In the present work, based on the mechanism of low-temperature corrosion, an opinion was presented by theoretical analysis and computation, that is the vacuum boiler can not avoid being corroded completely under low temperature, but the corrosion is very weak no matter if the exhaust gas temperature is higher than the flue gas dew point; it was obtained the relationship between the corrosion velocity of metal wall and wall temperature along gas pass of vacuum boiler, and the one between the corrosion velocity of metal wall and wall temperature under the condition that the flue gas temperature is lower than the acid dew point.

本文从锅炉发生低温腐蚀的机理入手，通过理论分析计算并通过实践检验，提出了真空相变锅炉虽然不能完全避免低温腐蚀问题，但不论排烟温度是否高于烟气露点，低温腐蚀的程度都很弱的观点；给出了真空相变锅炉沿烟气流程金属壁面的腐蚀速度与壁面温度的关系曲线，和烟气温度低于酸露点时金属壁面的腐蚀速度与壁面温度的关系曲线；笔者专门从事真空相变锅炉的设计研究已十多年，根据上述观点设计的数百台产品已经过多年实际运行，未发现明显低温腐蚀。

This digital thermometer design uses the American DALLAS Semiconductor Company after DS1820 promotes one kind of advanced version intelligence temperature sensor DS18B20 takes the detecting element, the temperature measurement scope may amount to 0.0625 degree Celsius for the - 55--125 degree Celsius biggest resolution, may the direct readout measure the temperature to plant, moreover used the three-wire system and the monolithic integrated circuit is connected, reduced the exterior hardware circuit, has at the same time the characteristic which the low cost and easy to use it to have the microminiaturization, the low power loss, the high performance, the anti-jamming ability strong, easy to match merits and so on microprocessor, the especially qualify in constituted the multi-spot temperature observation system, might directly the temperature inversion serial digital signal for microcomputer processing, moreover each piece of DS1820 had onlyThe product number and may store in its ROM, in order to constitution large-scale temperature observation system time hangs on the single track meets willfully many DS1820 chips.

本数字温度计设计采用美国DALLAS半导体公司继DS1820之后推出的一种改进型智能温度传感器DS18B20作为检测元件，测温范围为-55——125摄氏度最大分辨率可达0.0625摄氏度，可以直接读出被测温度植，而且采用三线制与单片机相连，减少了外部的硬件电路，具有低成本和易使用的特点同时它具有微型化、低功耗、高性能、抗干拢能力强、易配微处理器等优点，特别适合于构成多点温度测控系统，可直接将温度转化成串行数字信号供微机处理，而且每片DS1820都有唯一的产品号并可存入其ROM中，以便在构成大型温度测控系统时在单线上挂接任意多个DS1820芯片。

Furthermore, the impact factor on runoff showed that, each stage has different impact factors, soil temperature and soil moisture above 65 cm plays a leading role in spring flood; in summer dry season, relation of soil temperature and moisture above 40 cm and runoff is negative correlation, the deeper soil temperature and soil moisture plays a leading role; temperature and precipitation plays a leading role in summer flood; in autumn dry season, the impact factors are soil temperature, soil moisture and temperature.

径流影响因子分析的结果表明：径流过程中不同时段具有不同的主导因子，春汛期主要是65cm以上的土壤温度和水分起主导作用；夏季枯水期40cm以上土壤水分与径流是负相关，深层地温和土壤水分起主导作用；夏汛期气温、降水起主导作用；秋季枯水期的影响因子依次为土壤温度、水分及气温。

Effect of ambient temperature, effective temperature and temperature-humidity index on rectal temperature, respiration rate, mean skin temperature and mean body temperature , respectively, were analyzed and the relationship between Tr, Tb and RR, mTs were studied to analyze thermoregulatory of dairy cows.

第一部分，探讨在高温期间，Ta、ET和THI对奶牛直肠温度、呼吸数、平均皮肤温度、平均体温的影响，再通过回归分析，检讨Tr和Tb与RR、mTS之间关系，剖析奶牛体温调节特性。

There are other factors to influence the occurrence of trace elements. The higher gasification temperature, the higher the relative enrichments of As, Cd, Co, Cr, Cu, Mg, Ni, Pb, Se and the lower of Zn in the high temperature coke and the low temperature coke. The RRE of Mn, Hg, V, Sr are not affected by gasification temperature in the high temperature coke and the low temperature coke.

痕量元素在高、低温焦中受气化温度影响变化趋势相同，即随着气化温度的升高，As、Cd、Co、Cr、Cu、Mg、Ni、Pb、Se的相对富集系数增加，Zn的相对富集系数减小，Mn、Hg、V、Sr的相对富集系数变化很小。

In traditional design for a wire-tube type condenser, the air's temperature around it is considered to be the ambient temperature. In fact, the air's temperature is affected by the distance between the refrigerator's back and the wall and is heated by the compressor and condenser, so its temperature is not equal to the ambient temperature. In this case, the traditional design method is not accurate.

传统的设计冷凝器的方法，是把丝管式冷凝器周围空气的温度当作环境温度，而实际上，由于受压缩机散热、冷凝器加热、冰箱后壁和墙壁之间的间距的影响，冷凝器周围空气的温度并不等于环境温度，因而传统的设计方法并不精确，为了保证设计的精确性，有必要对冷凝器周围空气的温度进行研究。

Many influential factors of this method were analyzed. The experimental results indicated: the mole ratio of urea, sodium hypochiorite and sodium hydroxide was controlled within the range of (1.10~1.12):1:(2.30~2.42), the temperature of low temperature reaction must be controlled under 20℃, the high temperature should intensify fast to backset current temperature while reacting and the time for raising temperature only within 5min, and the yield of hydrazine hydrate can be reach about 75.1%.

实验分析了尿素法生产水合肼的各种影响因素，实验表明，尿素、次氯酸钠与氢氧化钠的摩尔比为(1.10~1.12)：1：(2.30~2.42)，低温反应温度控制在20℃以下，高温反应阶段快速升温至回流后反应5min左右时，水合肼收率可达75.1%左右。

The proposed method has the merit that the numerical characteristics of stochastic temperature field response can be obtained by analyzing the random temperature field just in one time.3. Perturbed numerical algorithm of nonprobabilistic convex set theoretical models on the temperature fieldThe uncertain parameters of physical parameters and initial boundary conditions of heat conduction are described by the convex model. The perturbation formulas of the upper and lower bounds of temperature field response with unknown-but-bounded parameters are given via the combination of matrix perturbation theory and the convex set theory model.4. Numerical analysis for transient temperature field with interval parametersConsidering the uncertainties of the transient heat transfer, the physical parameters and initial boundary conditions are regarded as interval variables.

该方法具有只进行一次随机温度场分析便可以获得其响应的数字特征的优点。3、温度场的非概率凸集合理论模型的摄动数值解法将结构导热的物理参数、温度场的初始和边界条件等不确定性参数以凸模型加以描述，基于矩阵摄动理论和处理不确定问题的凸集合理论模型的结合，导出有界不确定参数瞬态温度场响应所在集合的上、下界摄动计算公式。4、具有区间参数的瞬态温度场数值分析考虑结构瞬态热传导问题的不确定性，将结构各物理参数和温度的初、边值条件均视为区间变量。

Some parameters such as Indoor radiation heat transfer, convective heat transfer, MRT, OT, radiation heat transfer coefficient, convective heat transfer coefficient, and PMV-PPD were calculated under a steady condition. From the result, we can conclude, when operation under the combination system and worst-case test, if floor temperature is about 21℃, supply air temperature is 21℃, air velocity is 1m/s, the equlvalent coefficient of heat transfer between floor temperature and OT is 13.6w/m2k, where 5.68w/m2k is equlvalent coefficient of radiant heat transfer, 9.48w/m2k is convective heat transfer coefficient. And when air velocity is higher, supply air temperature is lower, the radiant heat transfer between floor and others is lower. In the whole experiment, the floor temperature was keeping above the indoor air dew point, and condensation was not appeared.

通过分析计算，在复合式系统运行中，最不利室外环境下，当地面温度维持在21℃左右，送风温度21℃，送风风速1m/s，此时地板对作用温度的当量综合换热系数为13.6w/m2k，其中当量辐射换热系数为5.68w/m2k，对流换热系数为9.48w/m2k，并且送风速度越高、送风温度越低，地板与其他壁面的辐射换热量有一定程度的降低，但总供冷量增加；在整个实验中地板温度始终高于地板上层空气的露点温度，并未发现有结露现象；室内空气温度梯度能满足0.1m-1.1m的温差小于3℃的要求，并且适当提高送风温度可以进一步提高人体的热舒适性。

If you were not , and OS X just booted normally, have no fear.

如果你没有，和OS X刚刚启动通常，没有恐惧。

I only want to preserve our all .

我只想保存好我们的一切