合金的

It is shown that the lamellar spacing is inversely proportional to cooling rate and increases with decreasing colony size and increasing Al content.

通过分析锻造TiAl基合金在热处理时晶粒长大的动力学，发现TiAl基合金的晶粒尺寸依赖于热处理温度和保温时间。

In the case of additions of 0.06%Ti, 0.012%B, and 0.1%Sr,δ-Mg grain is greatly refined and the best room temperature mechanical properties are gotten.

在本实验条件下，当炉前加入0.06%Ti、 0.012%B、 0.1%Sr时，合金的组织形态得到显著改善，合金的室温力学性能最佳。

Experiment results indicate that RMF can improve micrastructures of Bi-63%In hypoeutectic alloys and Bi-69%In hypereutectic alloys, increase cooling velocity distinctly.

试验结果表明：旋转磁场条件下的Bi-63%In亚共晶合金、Bi-69%In过共晶合金的组织均得到了改善和冷却速率明显加快。

Effects of scandium addition on the microstructure and properties of Al-5.3Cu-0.8Mg-0.6Ag-0.2Zr (mass fraction,%) alloy were investigated using optical microscope, scanning electron microscopy and transmission electron microscopy, tensile testing and intercrystalline corrosion testing.

通过金相、扫描电镜、透射电镜、性能测试等实验方法，研究了Sc对铸态Al-5.3Cu-0.8Mg-0.6Ag-0.2Zr合金的组织和性能影响。结果表明，添加0.10 %～0.5 % Sc后，在室温到300 ℃测试范围内，合金的室温拉伸强度、高温耐热性能及晶界腐蚀性能得到了改善。

Microstructures of the alloys were observed and studied by means of optical microscope, SEM , XRD and so on.

此外，针对这两种不同成分的合金，测试了合金的耐腐蚀性能。

The logarithm of the amount of spallation increases linearly with oxidation temperature.

在循环氧化条件下，M-38和GH-37两合金的合金元素贫化带宽度的对数与温度呈直线关系。

Some alloy supersaturated solid solution hardening form, will be placed at room temperature or slightly higher to maintain a suitable temperature long time to improve the alloy hardness, strength or electrical magnetism and so on.

某些合金淬火形成过饱和固溶体后，将其置于室温或稍高的适当温度下保持较长时间，以提高合金的硬度、强度或电性磁性等。

The wear resistance of the alloy is remarkably improved when small amount of TiC particles is introduced.

合金中TiC颗粒的引入大大提高了合金的耐磨性能。

In this paper the weldability of magnesium was analyzed.

分析了镁合金的焊接特点和焊接性，指出了目前镁合金熔化焊接时的难点。

Thermal stability and structure of Dy-Gd-Co-Al alloys were investigated by differential scanning calorimetry and X-ray diffraction, respectively.

并利用差示扫描量热计分析Dy-Gd-Co-Al合金的热稳定性、用X射线衍射仪来确定合金的结构。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。