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Low cycle fatigue crack propagation tests were conducted on a circumferentially pre--cracked round bar of a stainless steel under various combinations of cyclic torsion and tension.

研究了从SUS316NG不锈钢圆棒试样的环状预裂纹开始的低周疲劳裂纹扩展行为,分析了扭转/拉伸复合加载时不同载荷比对弹塑性疲劳裂纹扩展的影响。

Eel-shaped vertebrate without jaws or paired appendages including the cyclostomes and some extinct forms.

缺少下巴或成对附器的似鳗的动物包括圆口纲脊椎动物和某些灭绝的种类。

The generable proximate formula of dynamic stress intercity factor of simple edge crack found bar specimen in three point bending of NanLing marble is gotten and the critical dynamic stress intensity factor of the specimen is also obtained in medium load ratio.

在中等加载速率下,推导出对大理岩带垂直切口三点弯曲圆棒梁试件动应力强度因子的一般近似公式和断裂时的临界动应力强度因子的表达式。

Phylogenetic and molecular evolutionary analyses of 13 mitochondrial coding genes conducted using MEGA version 3.0 showed that all the pleuronectiform species except for soleid species which had close phylogenetic relationship with perciformes and the soleid species had far evolutionary relationship with all other fish species. These new data provide a useful tool for many research areas, i. e. evolutionary study and identification of spotted halibut.

用NJ法和MP法对5个目22种鱼mtDNA的13个蛋白质编码基因的氨基酸序列进行系统分析,结果显示,圆斑星蝶与石鲽关系最近,鲽形目的鲆、鲽类与鲈形目的够科、鲷科鱼类亲缘关系较近,而同属于鲽形目的塞内加尔鳎没有和任何目聚在一起,成为一个独立的分支。

Phylogenetic and molecular evolutionary analyses of 13 mitochondrial coding genes conducted using MEGA version 3.0 showed that all the pleuronectiform species except for soleid species which had close phylogenetic relationship with perciformes and the soleid species had far evolutionary relationship with all other fish species. These new data provide a useful tool for many research areas, i. e. evolutionary study and identification of spotted halibut.

用NJ法和MP法对5个目22种鱼mtDNA的13个蛋白质编码基因的氨基酸序列进行系统分析,结果显示,圆斑星鲽与石鲽关系最近,鲽形目的鲽、鲽类与鲈形目的鲹科、鲷科鱼类亲缘关系较近,而同属于鲽形目的塞内加尔鳎没有和任何目聚在一起,成为一个独立的分支。

Parasitol Res(2008)102:315-319.摘要 In the genus Strongyloides, larval development external to the host is known to be markedly affected by a variety of environmental factors.

此次的研究对象是著重於会受到温度影响的鼠拟圆线虫,是一种会寄生在鼠类肠中的寄生线虫。

The properties of microcapsules,including the surface morphology,the size and distribution were characterized using optical photographic microscopy.Surface tension of the surfactants and interfacial tension of oil /water for sodium dodecylbenzene sulphonate solutions at different concentrations were determined by ring method.

采用光学显微镜表征微胶囊粒径大小及分布、表面形貌等性质,用圆环法测定表面活性剂溶液的表面张力和不同十二烷基苯磺酸钠浓度水溶液/环氧树脂的界面张力,探讨了表面活性剂种类和浓度对MUF环氧树脂微胶囊粒径和形成过程的影响。

The advantages ofthe method are both increasing the members of resolving coherent signals in ULA and solving the problems of direction finding in UCA to coherent signals.

该方法的优点是增大了直线阵分辨相干信号源的个数,解决了圆阵对相干信号的测向问题。

Each disk visualizes the results of a search for a particular texture in the original image.

每个圆盘显示了对原始图像中的特定纹理的搜寻的结果。

When used in a graduated program they teach volitional jaw closure and lip rounding, both of which are prerequisites for straw drinking and speech development.

训练计划旨在自控的下颚骨闭合和圆唇,是吸管饮用和发音表达发展的先决条件;对於脑瘫和脑部受震荡伤害的患者尤为有效。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力