不对称的

The paper analyses the cooling process of symmetrical and dissymmetrical section profile with FEM software ANSYS, then adopt the data to guide the design of moulds cooling system.

使用有限元分析软件ANSYS分析了对称截面和不对称截面两种型材在定型模内冷却的过程，并采用分析得出的数据指导定型模冷却系统的设计。

Besides,two fertile hybrids were obtained from symmetric somatic hybridization between bread wheat and tall wheatgrass,both of which were phenotypically similar to the tall wheatgrass parent.

本实验室成功的进行了小麦与多种禾草的体细胞杂交，并在小麦与长穗偃麦草的对称与不对称体细胞杂交中分别获得了长穗偃麦草/小麦渐渗系和小麦/长穗偃麦草渐渗系。

The subregular solution model and the modified version of Toop's method are expected to be suitable for calculating a series of assymetric ternary molten salt systems of potential interests, such as NaCl-CaCl_2-BaCl_2,NaCl-SrCl_2-BaCl_2,NaCl-CaCl_2-MgCl_2,KCl-CaCl_2- MgCl_2,KCl-NaCl-CeCl_3 and so on.

亚正规溶液模型和新的非对称方法可望适合于计算一系列有潜在重要性的电荷不对称熔盐体系的相图。如对 Na，Ti，Mg，Ce 电解及熔融氯化脱水制取无水氯化镁有实际意义的 NaCl-CaCl_2-BaCl_2，NaCl-SrCl_2-BaCl_2，NaCl-CaCl_2-MgCl_2，KCl-CaCl_2-MgCl_2，KCl-NaCl-CeCl_3等三元相图。

Furthermore, this paper develops a practically seismic design method of the middle-rise or low-rise symmetric structures with unsymmetrically viscous dampers on the basis of the theoretical analysis and provides corresponding formulas to obtain the translation-torsion coupling seismic response.

此外，在理论分析的基础上进一步提出了中低层对称结构不对称安装粘滞消能器时的实用抗震设计方法，推导出了相应的平扭耦合地震作用的计算公式。

Previous asymmetric regulatory policies will gradually be transformed symmetric, the tendency of acclimatizing regulatory system to convergence among.corns shows regulation integration, thus establish a situation of workable competition of local telecommunication.Ⅲ.

管制体制出现了管制融合、不对称管制向对称的管制转变的趋势，本地电信有效竞争的格局得以确立。

Styles apically broadened and 2-cleft or emarginate; drupes globose to ellipsoid, apex and base rounded to obtuse; stipules ovate-lanceolate to ovate, enfolding naked terminal bud; leaf blade base symmetric or weakly asymmetric.

花柱顶部变宽和2半裂或微缺；核果的球状的到椭圆形，先端和基部圆形到钝；托叶卵状披针形到卵形，包无遮盖的顶芽；叶片基部对称的或稍不对称。 1 C 。 philippensis 大果油朴

In this paper, the concepts of twelve countable compactness in symmetric topological molecular lattices are introduced.

在对称拓扑分子格中引入12种可数紧性的概念，着重指出了它们在极不连通的对称拓扑分子格中的内在联系。

S-1-phenylethanol was obtained in up to 19%ee in toluene at 0℃.(4)A series of C_2-symmetric chiralβ-amino alcoholsⅣ-5were synthesized in several steps from natural amino acid L-proline,and applied in the asymmetric borane reduction of prochiral ketones.

4以天然L-脯氨酸为起始原料，经过几步转化合成了以萘环为母体的C_2-对称的手性β-氨基醇Ⅳ-5，将其应用于硼烷对前手性酮的不对称还原反应中，同样，我们也观测到温度影(来源：Ac1BC论文网www.abclunwen.com)响产物构型的现象。

Experiments show that:when the concentration of acetone is decreased from 100% to 20%,the absorbance bands at 3538cm-1 and 3441cm-1 of CH3 is redshifted,the absorbance band at 1713cm-1 and 1647cm-1 of CO is redshifted about 19 cm-1 and 21cm-1 respectively.

发现随着丙酮水溶液浓度的减小，丙酮CH3键的对称(3538cm-1)和不对称伸缩振动(3441cm-1)吸收峰位置波数减小方向迁徙，CO伸缩振动吸收(1713cm-1)向波数减小方向移动，丙酮浓度为20％时，迁徒至1691cm-1，减小了约19cm-1；同时1647cm-1处的吸收则迁徙至1626cm-1。

Crystals of pure quartz, usually called rock crystal, are coarseness, colorless, and transparent.

答案：D分析及考点：平行对称结构，词性不对称，所以coarseness名词应改成coarse参考译文：纯净石英的结晶，通常称为岩石水晶，是粗糙的，无色的，透明的。

And discuss some key point of integrated management system design, include hazard identification and risk assessment and risk control in the occupational health and safety management, the measure of satisfaction target of customer, the flawlessness of law system, the integration of the integrated management system and enterprise standardization system, unify lead institution and work orgnization, integreted internal audit and integrated management review.

同时，论述了一体化管理体系构建中的几个主要问题，包括职业健康安全管理中的危险源辨识、风险评价和风险控制、顾客满意度的科学监测、法律、法规体系的完善、一体化管理体系与企业标准化体系的有机结合、统一的领导机构和工作机构、一体化的内部审核和管理评审。

Deepwater Taranaki is investigated for its petroleum potential, using all available seismic data tied to shallow-water wells.

运用与浅水井相关的现有全部震波探测数据考察了深海区塔拉纳基盆地的油藏前景。