衍射线

It is found by X-ray diffraction that the solution of Sm2O3 and Gd2O3 in ceria for the samples sintered in the range of 1 400─1 550 ℃ is better, but for the sample sintered at 1600 ℃, a new phase is formed with the reduction of lattice constants.

X射线衍射分析发现：对1 4001 550 ℃烧结的样品，Sm2O3和Gd2O3固溶较好﹔但对1 600 ℃烧结的样品，有新相生成，同时晶格常数减小。

Glass-ceramics of CaO-Al2O3-SiO2 system doped with ceria were prepared by sintering method and were characterized by differential thermal analysis, X-ray diffractometry, scanning electron microscopy and property measurements.

采用烧结法制备添加氧化铈的CaO-Al2O3-SiO2系微晶玻璃材料，并对其进行差热分析、X射线衍射分析、扫描电镜观察和性能测试。

The doping of a small amount of cerium ions has no influence on the structure of the host.

X射线衍射分析结果表明合成样品为YAG纯相，稀土离子的少量掺杂不改变基质YAG的结构。

The RE doped TiO2 was prepared by sol-gel method, the structure and shape were characterized by X-ray diffraction and FE-SEM. The photocatalytic activities were evaluated by degradation of chloramine phosphorus.

采用溶胶－凝胶法制备稀土掺杂纳米TiO2光催化剂，利用X射线衍射仪和FE-SEM等对样品的结构和形貌进行表征。

The spinel LiMn2O4 is synthesized by the citrous acid method. The X-ray diffraction pattern of LiMn2O4 show that the product is a spinel phase with a=0.824nm cubic unit cell.

论文首先采用柠檬酸配位法制备尖晶石型LiMn2O4，X射线衍射证实了产物的结构，晶胞参数a=0.824nm。

Clinker compositions were designed and burned at 1350℃, 1400℃, 1450℃ and 1500℃.

设计了18个熟料组成并分别在1350℃，1400℃，1450℃和1500℃下进行煅烧，对所得熟料作游离氧化钙及X射线衍射测试。

X-ray diffractometry analyses have shown that claystones are mainly composed of illite, calcite, dolomite, clinochlore, quartz, muscovite and pyrite.

对黏土岩的X射线粉晶衍射测试表明黏土岩的主要矿物成分为伊利石、方解石、白云石、绿泥石、石英、云母、黄铁矿等，具有弱膨胀性。

The comparison of IR spectrum and X-ray diffraction and waxy crystal size for paraffin, gum ,and asphaltene before and after treatment was made.

用降凝降粘剂EVA+AA处理高蜡原油，并对原油处理前后的石蜡、胶质、沥青质进行红外特征吸收峰、X射线衍射峰以及蜡晶尺寸变化研究。

The results through XRD and SEM analyses show that, with the increase of the reaction temperature from 120 ℃ to 150 ℃ and time from 5 h to 15 h, the synthesized LiFePO4 particles grow from the irregular congeries of nano-crystals to the rectangular slabs with thickness of about 200 nm and side-length of about 800 nm.

X射线衍射和SEM分析结果表明，当实验温度为120~150 ℃，时间为5~15 h时，随反应温度的提高和反应时间的延长， LiFePO4从不规则的纳米颗粒团聚体逐渐生长为厚200 nm、长800 nm左右的规则矩形薄片。

The loss of weight of powder during combustion process, phase change, conglobation, grain size, crystalline grain distortion situation, maximum magnetic energy and coercive force were get detaily.

通过差重分析、红外光谱、扫描电子显微镜、能谱、化学相态分析、X射线衍射、振动样品磁强计等检测手段对所得的样品进行燃烧过程重量损失、相态变化、样品的分散性和均匀性、团聚情况、晶粒尺寸计算、晶格畸变情况、样品的最大磁能积、矫顽力等相关的性能进行检测。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。