查询词典 heat loss

Controlling the preheating temperature for fuel oil of heat Medium heater is a key to increase the efficiency and stable operation of heater,also a way to save energy and reduce loss.

对热媒炉燃料油预热温度的控制是热媒炉提高炉效、稳定运行的关键，也是节能降耗的有效途径。

In the model, the total heat transfer coefficient, evaporation temperature and pressure loss of evaporator are measured, the pressure head of fan is from instruction book, the physical property parameters of shelves and insulated layers are assigned by themselves, the air of display case is still simulated by traditional K-ε model.

其中，蒸发器的总换热系数、蒸发温度和压力损失按实测处理；风机的压头按样本确定；搁架和保温层的物性参数按实际数值赋值；拒内空气部分仍按传统的K-ε模型模拟。

Wan Zhongmin ,Liu Wei, Zhang Liang, Ming Tingzhen （College of Energy and Power Engineering, H uazhong University of Science and Technology, Wuhan 430074）The operational behavior of small-scale flat-plate type capillary pumped loop at high heat fluxes was analyzed. The total pressure loss along the loop and maximum capillary pressure of the evaporator wick for different working fluids were obtained.

引言毛细抽吸两相流体回路是一种利用液体工质的相变进行传热传质的两相热控系统，具有结构简单，安置灵活，传热效率高，不需外加动力装置，运行可靠，传热温差小，热传输距离长以及传热能力强等优点，使其成为航空航天热控技术的有效方式[1 ]。

The heating system is due to be inspected for the coming heavy use; windows and doors need to be insulated to prevent the loss of heat; stocking of salt and a snow shovel should be ready for immediate use. For those with a car, don't forget to install snow tires before December 15, change to winter motor oil, and get plenty of windshield fluid to eradicate the road salt.

首先应该检查取暖系统以确保冬天能正常取暖；其次门窗应该密封防止热量散失；另外用於防冻的雪盐和雪铲必须准备好以便随时使用；还有不要忘记在十二月15日之前安装符合标准的冬季雪胎；汽车的机油也应该及时换成为冬天使用的型号并检查挡风玻璃的玻璃水是否足量。

The results showed that AB-8 resin has the best performance of absorbing the brown pigment. 50% ethanol is the optimal desorption agent. After being used repeatedly 20 times,the adsorption capcity is only at a loss of 2.63%. The pigment is stable in acid solution,and the light,heat and common food additions also have no evident influences on its stability. So the pigment from walnut shell can be used a...

结果表明AB-8树脂对核桃壳棕色素有较高的吸附量，用50%乙醇为洗脱剂得到产品质量好，色价高的核桃壳棕色素；该色素水溶性好，在酸性条件下具有较好的稳定性，有一定的耐光性，在适当温度下对热稳定性较好，对低浓度的常用食品添加剂较稳定，是一种价廉宜得、安全可靠，使用方便的天然植物色素，在食品工业中有一定的开发利用潜能。

The practical example indicates that the method used in complex countercurrent multi-effect evaporation system is fast and accurate.The vapor consumption of three-effect evaporation with condensed water flash is decreased by about 10% for condensation of NaOH solution. Loss of heat energy increases for preheating of feed with fresh vapor or extra vapor withdrawal.

算例表明：模型可用于复杂逆流多效蒸发系统的快速求解；对三效逆流蒸发NaOH溶液系统，采用冷凝水闪蒸可节省加热生蒸汽 10 %左右，节能效果显著；逆流多效蒸发采用生蒸汽或引出额外蒸汽预热原料液不仅不会节能，反而造成热能损失

Once improve what exercised sweat gland to excrete a function, classics sweat fluid is excreted took away much quantity of heat not only, and still make " loss of appetite and weight in summer " disease as sweat a prediction of a person's luck in a given year.

一旦改善并锻炼了汗腺的排泄功能，经汗液排泄不仅带走了大量的热量，而且还使&苦夏&症随着汗水一起流失。

A deviation to enable business card printing and membership card making more neatly away material; business card printing and membership card Studio Center-drum for double-deck, using thermostatical hollow water circulation system structure, plated nickel plating avoids corrosion, Nano-imprint lithography drum machine, safe and reliable braking equipment; spam satellite business card printing and membership card, four business card printing and membership card production unit in the Centre of coining drum distribution around the business card printing and membership card making support adoption of the integral structure, intensity that cannot be easily; Center for the imprint drum version, roller roller, using separate servo motors between the gearless, Business card printing and membership card making length is not supported by gear pitch in roll-wide choice; business card printing and membership card making pressure, roller and roller pressure singlein servo motor and with memory with two types of regulation, accurate and rapid adjustment; closed ceramic Roller blade device ink to ensure that the business card printing and membership card making ink stability, blade-like device for pneumatic compression; taojian the plate cylinder, taojian-reseaus and roller, the portal structure of push-pull roller and taojian beckenbachannular roller to replace a simple and quick; roller servomotor-driven business card printing and membership card production and business card printing and membership card making machine be a certain speed, stopping the slow down to prevent the ink roller network hang dry knot, splash-proof ink installed equipment downtime or roller pressure, from the printing plate out of arrive﹖, stop to ink, the plate cylinder the full delivery from the pressure to keep the printing plate clean; stainless steel-monlchamus tuhung-glass to prevent ink prints get dirty; dryer direct to the wind, air flow loss small high efficiency, reduces noise scene, new oven heat energy to secondary structures, control temperature control system using intelligentized; traction roll at the same time acts as both a cooling rolls, new structure increases cooling effect.

纠偏，使制卡和会员卡制作走料更加整齐；制卡和会员卡制作部中心大滚筒为双层空心式，采用恒温水循环系统结构，表面镀镍处理可避免锈蚀，中心压印滚筒采用机械制动装置，安全可靠；卫星式制卡和会员卡制作方式，4个制卡和会员卡制作单元分布在中心压印滚筒周围，制卡和会员卡制作支架采用整体式结构，强度好不易变形；中心压印滚筒、版辊筒、网纹辊之间采用独立伺服电机无齿轮传动，制卡和会员卡制作长度不受齿轮节距限制，在版辊范围内任意选择；制卡和会员卡制作压力、网纹辊与版辊之间的压力分别用伺服电机调整，并具有记忆功能，调整有两种调节方式，精确调整与快速调节；陶瓷网纹辊封闭刮刀装置供墨，可确保制卡和会员卡制作过程中油墨稳定饱满，刮刀装置为气动加压；套筒式印版滚筒，套筒式网纹辊筒，门式推拉式结构使套筒版辊与套筒网纹辊更换简单快速；网纹辊由伺服电机驱动，制卡和会员卡制作时与制卡和会员卡制作机保持相对一定的速度，停机时则放慢速度匀墨，防止网纹辊网坑枯结，两边安装防油墨泼溅装置，在停机或离压时，网纹辊立即从印版脱离开来，停止给墨，印版滚筒把墨完全传递后离压，保持印版清洁；不锈钢接墨斗，防止油墨滴漏蹭脏印品；干燥箱采用直接进风型式，风量损失小效率高，减小了现场噪音，新型烘箱结构热能可二次利用，控制采用智能化恒温系统；牵引辊可同时兼作冷却辊使用，新型结构增大了冷却效果。

Air gap due to incomplete closure in the state, slow convection can reduce the heat inside the pot and set the energy loss of working hours.

因空气隙处于不完全封闭状态，对流缓慢，可减少发热盘和内锅工作时的能量散失。

After acquiring Shawn Marion and Marcus Banks in exchange for Shaquille O'Neal, the last-place Heat hope to avoid their 22nd loss in 23 games as both newcomers are expected to make their debuts against the new-look Lakers in Miami on Sunday.

在通过交易奥尼尔获得马里昂和班克斯后，排名垫底的热队希望能避免他们在过去23场比赛中的第22场失利，而这两名新交易来的球员也有望在周日主场迎战焕然一新的湖人时出场。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。