1、

In order to conveniently and quantitatively test the surface shape of large aperture optics, a digital knife-edge tester is integrated with a traditional knife-edge tester, CCD image processing and a computer aid calculation.

为便捷地定量检测大口径光学元件面形,运用数字刀口检测技术,把传统刀口仪与CCD图像采集处理、计算机辅助计算相结合,构成数字刀口仪。

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2、

During the deposition of nanocrystalline silicon carbide films, with the increase of tetramethylsilane concentration in the reactive gas source, the crystal structure of silicon carbide whose grain size decreases changes from hexagonal to cubic and the particle shape changes from spherical to cauliflower-like.

在制备纳米碳化硅薄膜的沉积过程中,随着四甲基硅烷浓度的增大,纳米碳化硅晶体结构由六方转变为立方结构,颗粒形状由球状变为菜花状。

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3、

The jointing of them with the connected parts is carried out by the shape memory effects in a given direction, and the texture formation results in anisotropy of shape memory behaviors.

管接头和紧固件是利用其特定方向上的形状记忆效应来实现与被连接件的过盈连接,而织构的形成使记忆行为呈现各向异性。

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5、

The special feature of the new testing method is that a cake-like sand test piece with V-shape groove on its surface is heated from bottom to top in a new-designed high temperature shock heating furnace.

新试验方法的特点是采用表面有V形沟槽的圆饼形型砂试件,在激热试验炉中受到自下而上的高温烘烤。

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7、

The viscoelastic properties of a set of star-shaped polystyrenes with 4-12 arms were studied in bulk by the tensile stress relaxation method.

用应力松弛法研完了一组4&12支链星形聚苯乙烯本体的粘弹性。

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8、

Clinical relevant analysis in bleeding from esophageal medium varices Finite Element Numerical Simulation of Tension Fracture with Different Shape Chamber

中度食管静脉曲张破裂出血临床相关因素分析不同形状硐室拉张破裂有限元数值模拟

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9、

The project compresses the segmented human being and background in term of different compression rate with texture coding technology of arbitrary shape object.

利用任意形状对象纹理编码技术,对分割出来的人体和背景部分按照不同的压缩比进行压缩。

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10、

The terminal support of the steel girder of the large span for supporting 430 ton crane suspended metal ladle in a steel melting plant is designed as a abrupt-shape-changed construction with circular arc.

某公司炼钢厂支承430t铁水罐吊车的大跨度钢吊车梁,端支座处设计成圆弧形突变式的构造。

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12、

The effect of aging and cold working rate on the trans formation properties and the recovery strain in Ti-50. 5mol% Ni shape memory alloy have been investigated with DSC ( Differential Scanning Calorimetry) and mechanical test under a constant stress.

用示差扫描热分析仪(DSC)和恒应力拉伸试验研究了时效和冷加工率对Ti-50.5mol%Ni形状记忆合金相变特性和回复应变的影响。

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13、

In this paper, by using fire resistant test with fire protection layer of thin-shape paints and considering equivalent resistant time of typical components, introduce a practice method of fire resistant design and calculate.

文中介绍了在工程设计中,结合薄型涂料保护层的构件耐火实验,考虑各构件的当量耐火时间,对钢构件进行抗火计算和设计的方法。

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14、

In non-destructive X-ray fluorescence analysis with thick target, correction method for difference in fluorescence intensity of elements due to sample shape and different distance to the source detector with yttrium as an outer mark element was studied.

摘要在厚靶的非破坏性x射线萤光分析中,以钇做外标元素,研究了不同样品形状及与源、探测器距离不同时,引起接收到元素萤光强度差异的校正方法。

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15、

This condition is a set of nonlinear equations with unknowns of nodal coordinates, and is numerically analyzed by Newton-Raphson method in order to find out the final shape.

然后建立包含未知结点坐标的非线性方程组,并由Newton-Raphson法进行数值分析,以找出最终形状。

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16、

The shape change of zinc electrode and the formation of zinc dendrites in the process of charge/ discharge cycles must be solved when using the charging methods with the third electrode or the bifunctional air electrode.

认为采用第三电极的充电法或双功能氧电极的锌空气电池,须解决充放循环过程中锌电极的变形和锌枝晶问题。

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17、

Methods Finite element models of segment jaw bone with a V-shaped thread implant were created. The thread pitch ( P) was set from 0.5 mm to 1.6 mm. The maximum Equivalent stresses ( EQV stresses) in jaw bone and in implant were evaluated.

方法建立了包含圆柱状V形螺纹种植体的颌骨骨块三维有限元模型,设定螺纹螺距(P)范围为0.5~1.6mm,观察P变化对颌骨和种植体Equivalen(tEQV)应力峰值的影响。

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18、

Tunnel thread-drawing therapy in treating patients with horseshoe-shaped low-position perianal abscess: a randomized controlled trial

隧道式拖线术治疗低位蹄铁型肛周脓肿的随机对照临床试验

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19、

Research conclusions: The closed type U shape through cutting is a new structure type, which is suitable to be used in the through cutting where soil is highly penetrable with water or ground water.

研究结论:封闭式路堑U型槽结构是一种较新的结构形式,一般适用于地下水位较高或地下水渗透系数较大的含水地层及某些特殊原因不允许降低地下水的路堑。

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20、

Test re-sults in 1. 4m × 1. 4m and 8m × 6m wind tunnel show that, aerodynamic drag coefficient of front segment of train model changes with the nose shape, and that of the rear segment changes with its nose shape more apparently.

在1.4m×1.4m和8m×6m风洞中获得的试验结果表明,头型的变化使前段模型阻力系数变化,后段头型变化产生的阻力系数变化规律更加明显。

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