There exists a critical preheating temperature for different size of granules.
对于不同尺寸的颗粒，都存在一个临界预热温度。
Preheating temperature shall be kept uniform from the start to the end of welding.
预热温度在焊接开始到结束期间应保持均衡。
The weldability of X80 pipeline steel was analyzed and its preheating temperature was determined.
针对X80管线钢进行了焊接性分析，确定其预热温度。
No need to start the engine cold winter cold environments parked car engine and cab preheating temperature.
不需启动发动机即可对冬季低温寒冷环境中停放的汽车发动机和驾驶室进行预热升温。
The effects of air preheating temperature on the burning characteristics of low calorific value gas was studied.
研究了不同空气预热温度对低热值煤气燃烧过程的影响。
The analysis results also show that enhancing preheating temperature is an effective way to avoid cladding layer cracking.
提高基体预热温度可有效避免熔覆层开裂。
Original preheating temperature: the temperature of the workpiece in the weld zone immediately prior to any welding operation.
初始预热温度是指任何焊接操作开始之前，焊接区域内工件的瞬时温度。
The process of evaporation, electrolyte preheating temperature as one of the main process operating conditions, particularly important.
蒸发过程中，电解液预热温度作为主要的工艺操作条件之一，尤为重要。
In addition, a calculating method on welding preheating temperature and a selective principle and method on welding component matching are concluded.
同时总结了一套计算焊接预热温度确定方法和焊接接头匹配的选取原则与方法。
The effects on electric properties of PZT ceramic were investigated, including preheating temperature, frequency, environment temperature and polarization.
研究了粉体预热温度、频率、环境温度等工艺参数及条件对PZT陶瓷电性能的影响。
The effect of top tightener, material and preheating temperature for the side dam on the process stability and the strip surface quality was mainly investigated.
阐述了国内外采用的固体侧封技术的原理，分析了固体侧封对双辊铸轧薄带钢工艺稳定性和铸带质量的影响。
However, the preheating temperature should not be too high, so as to avoid matrix effects of surface oxidation and surface coating and the substrate bonding strength.
但预热温度不宜过高，以免引起基体表面氧化而影响涂层与基体表面的结合强度。
Single pass laser surface of the specimens using powder feeding method were obtained by varying the powder feeding rate and the preheating temperature of the substrate.
通过改变送粉激光熔覆过程中的扫描速度、送粉速率、基体预热温度等工艺参数，获得了单道激光熔覆层。
Preheating shall be carried out for carbon and low alloy steel welding where required. Preheating temperature shall be kept uniform from the start to the end of welding.
在进行碳钢及低合金钢的焊接时应进行预热。预热温度在焊接开始到结束期间应保持均衡。
With preheating temperature enhancing, the peak value also increase, but cooling velocity decreases, resulting from the decrease of heat conductivity of sample lower surface.
随着预热温度的提高，电阻峰值也相应增大，但是样品下表面的热导出率下降，冷却速度下降；
The CCTO films prepared with different preheating temperature after rapid thermal annealing treatment have the smaller dielectric loss, and the values lie in between 0.1~0.35.
不同预烧温度所制备的CCTO薄膜，经快速热退火处理后，其介电损耗值较小，基本在0.1~0.35之间。
By the industrial experiment, the distribution of continuous casting billet preheating temperature is measured, and the economic load range of reheating furnace is established.
在工业生产条件下测量了铸坯加热温度分布，工业试验确定了加热炉经济负荷运行区。
The recuperators have high air resistance , low air preheating temperature and high fan pressure head , and fan has much noise to environment and are apt to break down with vibration .
此换热器空气阻力大，空气预热温度不高，风机压头高，环境噪声大，风机振动大、易损坏。
The results show that using HTG-1 electrode may effectively decrease welding cold crack sensitivity of the steel, and the sensitivity to cold crack decreases as preheating temperature increases.
结果表明：采用HTG - 1焊条可以有效地降低该钢焊接冷裂纹敏感性；预热温度增加，抗冷裂效果更好。
Results show that reducing the apparatus size and increasing the hot air flux can effectively increase immersed nozzle's preheating temperature and improve the thermal gradient on the nozzle neck.
结果表明，缩小烘烤箱的尺寸，加大热空气的流量，可以有效地提高水口的预热温度，改善水口颈部的温度梯度。
The invention has the advantages of high preheating temperature, gas-saving, less heat loss and energy consumption, and the air temperature can be preheated over 80 percent of the furnace temperature.
采用本发明预热温度高，热损失少，节省燃气，能耗少，能够将空气温度预热到炉温的80%以上。
The influence of laser power, scanning speed, powder feed rate, spot diameter and preheating on the temperature of molten pool were revealed in the process of single-pass cladding.
在单道熔覆中通过跟踪测量研究了激光功率、扫描速度、送粉速率、光斑直径和基体预热温度对熔池温度的影响规律。
The increase of the preheating and liquid copper temperature of copper clad steel wires makes the cladding ratio down and the remelting time short.
钢芯线预热温度和铜液温度的升高使包覆比下降，重熔时间缩短。
However, if outdoor temperature is comparatively low, the records preheating aren't required for the welding operation preheating to room temperature.
但由于室外温度比较低，要求预热到室温后再进行焊接操作的焊前预热可不作记录。
Preheating zone with taper design, use heaters heating, temperature can control, can meet all kinds of insulation varnish requirements.
预热区使用加热器加热，温度可控，可满足各种绝缘需求。
The technology of high temperature preheating and high temperature and long campaign life hot blast stove had been adopted during the Shougang's no. 2 BF technology rebuild design.
首钢2号高炉技术改造设计采用了高温预热及高风温长寿热风炉技术。
Preheating section for line length is longer, the temperature is not more than 250 degrees, and not let the discoloration of copper wire.
预热段因线的长度比较长，温度不会超过250度，不至于让铜线变色的。
The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New no. 2 and no. 3 BFs in Angang.
鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
The high blast temperature technology by top combustion preheating furnace preheating the intensifying combusted air is used for the hot stoves of New no. 2 and no. 3 BFs in Angang.
鞍钢新2号、新3号高炉热风炉应用了顶燃式预热炉来预热助燃空气的高风温技术。
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