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The results indicate that Ce4 decompose to CeO2 at a temperature around 200℃ and forms cubic fluorite structure ceria below

利用DTA/TG热分析和XRD对Ce4的热分解行为进行了研究，Ce4在200℃左右时开始分解。

The capacity of this series of disc chipper is between 2 and 160 cubic meters per hour.

产量在每小时2~160立方米。

①At the 8 weeks of fetalage, the ciliated, small mucous granule cells and rare basal cells were all differentiated from endoderm cubic cells, which was 3 weeks earlier than Gaillard's report.

①人胚胎8周时，内胚层细胞已分化出气管上皮的纤毛细胞、小粘液颗粒细胞、基底细胞很少，该结果比过去Gaillard等的报告提前3周。

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。

Current estimates are that global methane clathrate deposits contain roughly 20,000 trillion cubic meters of methane, which is twice the amount of all known sources of coal, petroleum, natural gas, and so on.

目前估计全球可燃冰所含的甲烷量约有2万兆立方公尺，大约为目前已知所有煤、石油、天然气等传统化石燃料的2倍。

For very large clusters, there is competition between the face centered cubic octahedra and the hexagonal close-packed structures.

在团簇尺寸很大时，Fcc-oct结构和Hcp结构占优势，二者相互竞争。

Moreover,Al_2Er phase is face centered cubic structure,which is different with the structure of Mg(Hexagonal Close-Packed).

但是过量的Zr将与合金中的Al反应生成Al_3Zr沉淀相，消耗了合金中的Al元素，减弱了Al对镁合金的细化、强化作用，而且由于Al_3Zr与镁基体没有共格关系，不能起到细化晶粒的作用，合金组织粗化。

For every ton of coal produced, during the "coalification" process, more than 5000 cubic feet of methane is created.

每万吨煤的生产，在"煤"的过程中，超过5000万立方英尺的甲烷产生。

We shall first apply the technique ofμ-bases and local cohomology to study the minimal generators for the moving surface ideals of rational cubic space curves and rational quartic space curves,and then study the implicit equations of rational space curves under different definitions of implicit equations.

在第五章中，我们将同调代数理论与μ基理论相结合，详细分析三次及四次空间有理曲线的动曲面理想生成元，为一般空间有理曲线的动曲面理想生成元的(来源：A21B12ceC论文网www.abclunwen.com)研究开辟可能的道路。

In the case of 16 boundaries, cubic B-spline function taken as trial function, the solutions to nonlinear stability of truncated conical shells and spherical shells with variable thickness were obtained by the method of point collocation.

在16种边界条件下，以三次B样条函数为试函数，用配点法计算变厚度开顶圆锥壳和球壳的非线性稳定。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。