对称的

Physical and numerical models were establishedased on NˉS c ontrol equations and RNG kˉεturbulence model, the interior flow fields of the nozzles were analyzed through num erical method, both the flow parameters change trend and thrust speciality of the asymmetry quadrate nozzle were resea rched.

文中建立了非对称方形尾喷管及传统轴对称尾喷管的物理数学模型，基于N S方程和RNG kε湍流模型，对两种尾喷管三维内流场进行了数值分析，研究了非对称方形尾喷管内部流动参数的变化趋势及其推力特性。

Based on analysis of the asymmetrical hysteretic nonlinearity of materials, a piecewise linear asymmetrical hysteretic model was built.

摘要分析了振动压实过程中被压实材料的不对称迟滞特性，建立了一种分段线性的不对称迟滞模型。

The inconsistence of information is the major factor of financial crisis, and will create more affects to the insurance industry.

信息不对称是金融业运行中产生金融风险的主要原因，不对称信息对保险市场的影响尤为突出。

This study not only analyzes asymmetry of monetary policy effects longitudinally,but also analyzes asymmetric effects horizontally.

不但分析了货币政策效果纵向上的非对称，也分析了横向效果上的非对称。

In Me〓N·H〓O/solvent system,-menthyl acrylate and N-α-phenylethyl acrylamide were found to be highly effective to the diastereoselective Baylis-Hillman reaction.

在Me〓N·H〓O/溶剂体系中，研究了它们的不对称Baylis-Hillman反应，取得了较好的不对称诱导效果。

From the study on the mathematical properties of the matrix, we propose a general theory of odd/even modal decomposition of symmetric multiconductor transmission line equations.

通过对镜像对称矩阵数学性质的研究，我们提出了对称传输线方程奇偶模分解的一般理论。

Flowers perfect and hermaphroditic or occasionally unisexual, actinomorphic or zygomorphic,(2-)4(-7)-merous, axillary, in leafy spikes or racemes or solitary, or occasionally in panicles, all but Ludwigia with distinct floral tube, nectariferous within.

偶有的完全花和两性的或单性，辐射对称或者两侧对称，(2-)(-7)瓣，腋生的4，在多叶穗状花序或总状花序或单生内，萼片绿色或有色，镊合状排列。

Owing to the progressive accumulation of the ovalization of the tube cross-section during cyclic bending, the tubes buckle eventually.

从椭圆化－曲度的实验曲线中显示，在对称曲度循环弯曲负载时椭圆化会渐增且呈对称棘齿的变化，椭圆化会一直增加直到钢管发生皱曲。

This suggests persistent expression of SiDIV and ceasing of SiCYC1A and SiCYC1B in late peloric flower stage may generate the actinomorphic flower.

综此推测，变异型的花发育成辐射对称可能是由於开花晚期时SiCYC表现量下降及SiDIV持续表现，造成花发育后期两侧对称性的无法继续维持，而成了辐射对称花形式。

A new unsymmetrical metal porphyrin- 5-{4-[3-(2-nitro-phenoxyl) propoxy]phenyl }-10, 15, 20-tri-(4-methoxy phenyl )porphyrin copper (compound Ⅱ)was synthesized,and its UV-Vis spectra were measured and compared with other three symmetrical metalporphyrins.

本文合成了一个新的非对称卟啉铜化合物，测量了其紫外－可见光谱，并将此光谱结果与其他三种对称金属卟啉的光谱进行了比较。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失