查询词典 tic

These five zones are as follows: the zone of the reaction synthesis of TiC, the zone of reaction completion, the zone of the growth and homogenization of TiC, the zone of ideal structure and the zone of coarsened TiC particulates.

结果表明：适当提高合金熔体的等温反应温度并选择理想的反应时间，可获得尺寸细小、数目较多且分布均匀的原位TiC颗粒；当合金熔体中TiC的合成反应基本完成时，凝固速度对组织中TiC颗粒的数量和尺寸的影响不是很大。

The results show: TiC particulates can act as nucleates of α-Al and enter into α-Al during solidification. They also can act as nucleates of S' phase during ageing, there are a lot dislocations around TiC particalates, which accelerate ageing process of 2024/TiC composites.

研究表明：TiC颗粒能作为α—Al形核核心，在凝固过程中进入α—Al基体；在时效过程中，TiC颗粒可以作为S′相的衬底，其周围存在大量位错，加快了复合材料的时效进程。

NiAl-Al2O3-TiC acted as transferring stress and supporting for protective layer. With increase of test temperature, decrease in strength and hardness of NiAl-Al2O3-TiC led to abscission and cracking of protective layer.

NiAl-Al2O3-TiC对保护层起到传递应力和支撑作用，随着试验温度的升高，NiAl-Al2O3-TiC强度和硬度的降低导致保护层的开裂和脱落。

The experimental results show that cobalt-coated Al2O3/TiC composites exhibit better crack extension resistance and cyclic thermal shock resistance than Al2O3/TiC, and the critical temperature difference for ATC composites improved 25℃ compared with that of the AT composites.

实验结果表明，ATC复合材料的抗裂纹扩展能力与抗循环热震性能都优于AT，ATC的临界温差△正比AT高25℃。诸抗热震参数R、R^I、R^IV和Rst的计算结果也表明，ATC的抗热震断裂能力和抗热震损伤能力均高于AT。

Increasing the laser traverse speed is favourable to the TiC〓 particle engulfment leading to a more homogeneous distribution of TiC particles.

本文根据激光熔池内TiC〓受力的平衡关系推导出了液固界面淹没TiC〓的临界移动速度V〓的表达式。

Interlacing interfaces existed between NiAl and TiC may contribute to the enhancement of strength of the NiAl-TiC composites.

在NiAl与TiC之间存在着一种相互交错的界面，它对提高复合材料的高温拉伸强度具有重要贡献。

Little overdose aluminum caused that the displacement reaction occurred between Al and TiO2 with releasing much heat, and Al2O3 and free Ti were formed, then the active Ti combined with C and produced TiC; more overdose aluminum caused the thermit reaction happened between Al and TiO2, and was generated, then Al3 Ti combined with C and produced TiC.

首先在无过量铝的情况下，Al与TiO2发生置换反应，生成了Ai2O3和游离态，而后游离态与C结合生成TiC；而存在过量铝的情况下，首先发生铝热反应生成Al3Ti，进而Al3Ti与C结合生成TiC。最终完全获得Ai2O3-TiC/Al复合材料。

The uniformization process of TiC particles in prepared Al/TiC alloy in Znmelting was studied in terms of orthogonal regression design method using self-madeexperimental equipment.

利用光学显微镜、XRD、SEM、TEM等测试手段，对复合材料的微观组织和界面结构进行分析和研究，测试了复合材料的力学性能和摩擦磨损性能。

At the bonding temperature of 1373K, four phases of TiC, Ti3Al, FeAl and FeAl2 were established and three layers were formed in the TiAl/40Cr joint, the interface structures were observed as TiAl/ Ti3Al+FeAl+FeAl2/TiC/decarbonized layer/40Cr steel.

研究结果表明，在1373K的接合温度下， TiAl/40Cr接头生成了TiC， Ti3Al， FeAl和FeAl24种反应相，形成了3个反应层，界面结构为TiAl/Ti3Al+FeAl+FeAl2/TiC/脱碳层/40Cr钢。

When nano-structured TiC and TiN powders accounted for 20wt％ of all the amount of TiC and TiN, the vacuum sintering could densify the cermets completely.

试验结果表明：当纳米TiC、TiN的含量分别为TiC、TiN总量的20％时，真空烧结即可使其达到接近100％的致密度。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。