英语释义

1. to heat (something) beforehand especially to heat (an oven) to a designated temperature before using for cooking

2. to heat (an oven) to a particular temperature before putting food to be cooked inside

片语

tubular preheater管式预热器

web preheater卷筒纸预热装置

gas preheater气体预热器

ladle preheater浇桶预热器

engine preheater发动机预热器

counterflow preheater逆流式预热器

crude preheater原油预热器

brine preheater盐水预热器

air preheater空气预热器

英汉例句

• with the same model the advantage of a five-stage cyclone preheater system is indicated.

  利用同一模型阐述了五级旋风预热器系统的优越性。

• the present method constitutes a whole calculation process of a(?)r preheater design in case the thermotechnical conditions can be directly determined by boiler design parameters.

  当热工状态可由锅炉设计参数直接确定时，本算法就是空气预热器设计计算全过程。

• after the air preheater system of hydrogenated reaction furnace changes into heat tube preheater, the heat efficiency of furnace increases about 3%.

  加氢反应炉空气预热系统改用热管预热器后，炉子热效率提高了约3%。

• a kind of ct insert in tube which can be used on heavy oil preheater of utility boiler and gas turbine power plant was presented.

  介绍一种管内ct插入物，它可直接在电站锅炉、油制气厂和燃机电厂现有重油预热器上加装。

• the economic operation of large boiler is directly affected by the leakage of air preheater and the working efficiency of suction fan.

  风烟系统中空气预热器漏风和吸风机运行效率对于大型锅炉的经济运行有着直接影响。

• with up and down heating formed by 750w hot air handle on the top and 1500w preheater under pcb to have overall and even heating to avoid pcb deformation.

  上下同步加热效果， 配备顶部的750w热风手柄及底部的1500w预热台， 有效防止线路板变形。

• the effect of economics on the design of vertical type steel tube air preheater is discussed with the structural design formula being given.

  讨论经济性要求对立式钢管空气预热器设计的影响，导出结构设计公式。

• heat recovery system with revolving air preheater can keep the heat efficiency above 86%.

  采用回转式空气预热器的热回收系统，可以使加热炉热效率保持在86％以上。

• plate air preheater with corrugated plate as heat transferring elements, has solved problems above, which has been applied in petrochemical and chemical fertilizer unit.

  采用以波纹板片作为传热元件的新型板式空气预热器，克服了上述问题并在石化、化肥等行业上得到了应用。

• the filament drive included a trailing weight and a preheater .

  长丝体的传动部分包括：一个拖拉重锤，一个预热器进行加热。

• corrosion reasons of brine preheater were analysed, including brine corrosion, stress corrosion, stray current corrosion and thermocell corrosion.

  分析了盐水预热器腐蚀的原因，包括盐水腐蚀、应力腐蚀、杂散电流腐蚀和温差电池腐蚀。

• some reasons on brine preheater corrosion was analyzed, which include brine corrosion, stress corrosion, distributing current corrosion and thermocell corrosion, et al.

  分析了盐水预热器腐蚀的原因，包括盐水腐蚀、应力腐蚀、杂散电流腐蚀和温差电池腐蚀。

• the characteristic of configuration and betterment about recuperative air preheater is briefly introduced, at the same time the heat-exchange theory and application are recommended.

  对间壁式空气预热器的结构特点与改进、性能原理及其应用情况进行了简要介绍。

• experiments show that the method has some reference value in identifying abnormal operational state of air preheater .

  结果表明，该方法对有效识别空预器异常工作状态具有一定的参考价值。

• in this thesis, several advanced control methods are adopted to improve the performance of the traditional air preheater leakage control system using non-touched sensor.

  本文采用了多种先进控制方法，用来改进传统的非接触式空气预热器密封间隙控制系统。

• the thermodynamic performance of a rotary regenerative air preheater depends greatly on the flow pattern of heating surface plates.

  回转式空气预热器的热力特性，主要取决于所用波纹钣型的热力特性。

• the technical core and performance feature of inorganic heat tube, and its application on air preheater of atmospheric furnace were recommended briefly.

  简要介绍了无机热管技术的核心和性能特点以及在常压炉空气预热器上的应用情况。

• ljungstrom air preheater is important equipment to recover waste heat and improve heat exchange efficiency for thermal power plant, steel industry and chemical industry.

  容克式空气预热器是热力发电厂、钢铁和化工行业回收余热，提高换热效率的重要设备。

• the article introduce structure, design calculation and control principle of preheater in hight atmospheric molecular distillation equipment.

  本文介绍高真空分子蒸馏设备中预热器的结构、设计计算、控制原理。