冷却曲线

The CCT curves of pipeline steel X80 were drawn by adopting dilatometer and metallographic method, and the effects of cooling rates on microstructure and hardness of the steel were studied.

采用热膨胀法和金相法相结合测绘管线钢X80的CCT曲线，并研究冷却速率对组织和硬度的影响规律。

The CCT curves of two kinds of steels were tested with heat dilatometer at different cooling rate. Corresponding microstructures were observed with LASER microscope.

采用热膨胀法测试试验钢不同冷速下的连续冷却转变曲线，用40MAT型激光显微镜观察相应的显微组织转变特征，并进行硬度及强度测试。

In 1956, Meiklejohn and Bean observed that field cooled, partially oxidized, Co particles exhibited hysteresis loops displaced along the magnetic field axis.They attributed this phenomenon to the exchange interaction at the interface between the ferromagnetic Co core and the antiferromagnetic CoO shell.

Meiklejohnc 和 Bean 在 1956 年从成长良好的单晶钴与其表面氧化层的微小颗粒，在强磁场下冷却，观察到磁滞曲线不以磁场零点对称，他们将此现象归因於在内部的 Co核与外部的 CoO 壳之界面产生交互影响。

The CCT curve and the rule of phase transformation at different cooling conditions were investigated profoundly, which thoroughly helped understanding the relationship of the structure and performance and provided a important reference for the industry applications.

并深入研究了X100管线钢的CCT曲线及其在不同冷却条件下的相变规律，为更好地认识X100管线钢组织-性能之间的关系和推动其工业应用提供重要参考。

When the coolant temperature has been changed within ±3℃, the mathematical model of NP was proved true and the self-regulation characteristics were better than the traditional Steam Pressurizer' s in the dynamic characteristics of pressure regulation system of the Pressurizer .

并通过冷却剂平均温度阶跃变化±3℃情况下两种稳压器的自调特性曲线的对比，验证了氮气稳压器数学模型的正确性，并充分证明了氮气稳压器压力调节动态特性要好于传统的蒸汽式稳压器。

Based on an experimental apparatus for paraffin thermal expansion characteristics with water,the influences of cooling means and spring pressure on thermal hysteresis phenomenon in relationship curve of displacement vs.temperature during increasing and decreasing temperature cycles of paraffin have been investigated by experiments.

在水浴加热石蜡热膨胀性能试验装置的基础上，通过实验研究了不同冷却方式、弹簧压力和不同温度测量点下石蜡升温和降温过程中位移-温度关系曲线的"热滞后"的现象，分析了"热滞后"的实际原因。

Effect of austenitizing temperature and air cooling rate on microstructure and properties of the CFB/M steel;2. Discussion on the feasibility and economy of 1000MW ultra-supercritical direct air cooling unit;3. Metal transformation temperature under air cooling condition was actually measured.

实测了空冷条件下金属的温度，分析了相变潜热释放引起的温降速度变化规律，并通过冷却速度曲线畸变特征点对实际工况下的金属相变开始温度和结束温度以及相变持续时间进行了判定。

A continuous cooling transformation diagram of steel 10MnMoNiNb reduced by 50 % at 800 ℃ was constructed using dilatometric method on a Gleeble 1500 thermomechanical testing system, along with optical microscope and TEM.

在Gleeble1500热模拟机上，利用热膨胀法建立了10MnMoNiNb钢在800℃变形50％后的连续冷却相变曲线，并采用光学金相和TEM方法分析了在不同冷速条件下，形变奥氏体的相变产物。

Based on analyzing the dilatometric curves, metallographic structures of test samples of these simulation procedures, four factors which have influences on the tendency of the appearance of the cold cracks in HAZ have been studied, these factors are preheating, slow cooling, expanding the cooling time (t8/5 and t8/3), and heat preservation.

通过对这些模拟过程的热膨胀曲线、试样金相组织等的分析，研究了焊前预热、焊后缓冷、延长冷却时间t8/5与t8/3、焊后保温这四种因素对焊接热影响区冷裂纹产生倾向的影响。

Continuous cooling transformation curves were plotted for the austenite before and after the compression deformation at 85℃, as a result of an investigation on a weathering steel which was tested on MMS-100 tester by means of dilatometry in combination with Vickers hardmeter.

在MMS-100热力模拟实验机上采用热膨胀法结合硬度测试，对耐候钢进行了未变形和变形后的连续冷却的实验研究，建立了未变形和变形奥氏体的CCT曲线。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。