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- Hot cracks refer to the liquid condition, whereas cold cracks are generated in the solid condition, generally at ambient temperature. 热开裂指在液态下产生裂缝，而冷开裂是在固态条件下，一般在环境温度下形成的裂纹。
- Test shows that the hot crack can not be eliminated in the EBW weld of intermetallic compound Ni 3Al. 试验表明，金属间化合物Ni3Al的电子束焊缝尚不能完全消除热裂纹。
- Hot crack numerical simulation has been handled by 'solidification-feeding' model based on temperature field. 本文使用基于温度场的凝固补缩模型来进行热裂纹数值模拟。
- Hot crack of bimetallic inlayed-casting process was researched by numerical simulation. 应用数值模拟技术对钢／高铬铸铁镶铸件的热裂问题进行了研究。
- The experiments show that laser welding with filler wire Alsi12 cna minimize hot crack due to the smallest amout of heat input into the ease material. 工艺实验表明 ,采用填充焊丝AlSi12激光焊接可有效抑制热裂纹的产生
- The infeuence of using intermediate layer on reducing hot crack of pinch roller of surfacing welding was studied through experiment. 本文经过实验,从实践上和理论上研究了采用过渡层对减少其热裂纹的影响。
- It was indicated from the results that the increase in pouring temperature and the de-crease in width of inlayed block could prevent inlayed-casting from hot crack. 数值模拟结果表明：提高浇注温度和减小镶块镶入部分宽度均可减小相对收缩速率的大小。
- Chapter 4 describes existing studies of fully austenitic weld metal.It mainly discusses the eutectic carbides among the austenitic stainless steels and its affection to hot cracks. 第4章介绍了单相奥氏体钢焊缝的研究现状，重点讨论了奥氏体钢中的一次共晶碳化物以及它对热裂纹的影响。
- As welding is conducted for the mediumcarbon alloy steels using austenitic electrodes, two kinds of cracks,hot crack and fusion zone crack,can be found in backing weld of dissimiar metal weld. 采用奥氏体焊条焊接中碳合金钢时,发现了两种形态的裂纹:底层焊道中的热裂纹和熔合区裂纹。
- By strictly clearing up weld zone, improving welding material's purity, strengthening molten pool's shield and controlling energy input etc measures, weld zone's hot crack and blowhole were prevented. 采取严格清理焊接区、高焊材纯净度、强熔池保护及控制线能量等措施消除了蒙乃尔合金焊接中的气孔和热裂纹,保证了产品焊接质量。
- The weldability, welding method and welded joint property of copper-steel welding at home and abroad were presented, and the existing problems such as hot crack, copper osmotic crack and etc. 综述了国内外铜-钢异种金属焊接的可行性、焊接方法及焊接接头组织性能方面的研究现状。
- A bowl of hot chicken soup is good for you. 喝一碗热鸡汤对你有好处。
- The hot weather has soured the milk. 炎热的天气使牛奶变酸了。
- The results showed that TCS steel had good cold cracking resistance and crystal hot cracking resistance. 结果表明，TCS钢具有良好的抗冷裂敏感性和抗结晶热裂敏感性能。
- Rheological discussion on formation of hot cracking during solidification of casting was conducted. 讨论了铸件凝固过程在枝晶间液体宏观流动补缩停止时，热裂形成的流变学过程。
- Hot cracking originates from Bingham body and expends by action of “analog surface tension”. 指出热裂起源于宾汉体，受“类表面张力”作用而扩展。
- The Influence of colophony addition on hot cracking tendency and tensile strcngth at roomtemperature of precoated phenolic resin sand is investigated. 研究了天然树脂（松香）对覆膜砂的常温抗拉强度、热开裂倾向等性能的影响。
- The hot weather made me feel lethargic. 炎热的天气使我昏昏欲睡。
- The creature oil is a fuel of environmental protection, it is produced with straw material, using the crafts of the hot cracking and liquefying etc. 生物质油是用秸杆作原料,通过热裂解、液化等工艺而生产的环保型燃料。
- It is neither hot nor cold in winter here. 这里冬天既不热也不冷。
