立方的

The effect of high intensity ultrasonic on solidification process of Sn Sb peritectic alloy was investigated.

在锡锑包晶合金的凝固过程中导入高能超声，不仅显著细化α相和β相晶粒组织，同时使具有立方晶体特征的β相组织有明显的球化趋势，消除了密度偏析。

The results indicate that Pt-based alloys appear circular shape and distributehomogeneously on the carbon, the particle size is homogeneous and about 2～4nm. The crystalline form is platinic face-centered cubic and most of crystalplane is Pt(111), the doped metal elements dont form simple substance and existas Pt-M alloy formation.

研究表明，制备的Pt基合金微粒基本呈圆形，金属颗粒在活性炭表面上分布均匀，粒径也较为均匀，粒径范围约2～4 nm，晶型结构仍以Pt面心立方晶系存在，晶面以Pt(111)居多，掺杂的元素原子未单独形成单质颗粒，而是以Pt-M合金的形式存在。

The results show that the thin film has a pseudocubic perovskite structure and the good the epitaxial direction.

结果表明，薄膜为赝立方钙钛矿结构，晶格常数为3.861 nm，晶格失配度为2.1%，具有良好的单晶外延结构和较光滑的表面，且薄膜中晶粒的生长模式是&柱状&模式。

The formation mechanism of pseudocubic a-Fe2O3 nanoparticles was discussed.The thin films of two kinds of copper phthalocyanines were prepared by spin-coating technique.

采用分时取样的方法，对FeCl_3的水解过程进行了跟踪测试，研究了准立方体形α-Fe_2O_3的形成机理。

The preparation of three different shapes a-Fe2O3 nano-particles by means of force hydrolyzation was discussed in this paper. By controlling the experimental conditions (Fe3+ concentration, acidity, reaction time, reaction temperature etc.), the particles with different shapes (ellipsoidal, pseudocubic, sphere) were obtained.

本论文采用强迫水解法制备了三种不同形貌的α-Fe_2O_3水溶胶，通过对反应条件Fe~(3+浓度、酸度、反应温度、反应时间等的控制获得了不同形貌(椭球形、球形、准立方体形)和粒径的α-Fe_2O_3，并利用浸渍—提拉法制备了α-Fe_2O_3纳米粒子薄膜。

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我厂技术力量雄厚，设备齐全，工艺精湛，专门生产各种规格的金刚石，立方氮化硼砂轮，产品包括金刚石树脂砂轮，CBN树脂砂轮，金刚石电镀砂轮，金刚石青铜砂轮，金刚石研磨膏，金刚石磨头，和加工各种金属的钨钢车刀http：//www.86wheels.com 磨削是目前半精加工和精加工的主要加工方法之一，砂轮则是磨削加工中重要磨具，砂轮一般安装在平面磨床、外圆磨床和内圆磨床上使用，也可安装在砂轮机磨刀机，万能磨刀机上刃磨刀具。

By tailoring the scale between hydrophilic region and lipophilic region, smectic, columnar and cubic mesophases were observed in compounds I-F and II-F. By changing the length of the lateral chains, a series of new columnar phases and a non-conventional semctic phase were obtained in III-F.

通过调节亲水部分和亲脂部分的比例，在I和II-F中观察到了从近晶层相到柱相再到三维立方相的液晶相序列；在波拉分子III-F中通过改变侧链的长度，获得了一系列柱相及新型层相。

The underdeck tonnage is the total volume in tons of 100 ft3 of the ship below the tonnage deck to the inside of frames, underside of deck plating and above the inner bottom.

该舱内吨位总量在万吨一零零立方英尺船舶甲板以下吨位的框架内，底部的甲板电镀及以上的内底。

XPS analysis indicates that there are strong chemical bonging interactions between the silver and the polymer groups.However,silver present on the surface mainly exists as native metal in the form of face-centered-cubiccrystal.

1 3 5XPS表明银与聚合物之间有很强烈的化学成键作用，但是其主要以面心立方晶型的单质银的形式存在于薄膜表面。

Or c ,' d ' cubed minus the sum of pi squared

或者c ， d的立方减去派的平方的总和

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。