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圆柱

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" History 历史 Beginning at around 301 BC, Zeno taught philosophy at the Stoa Poikile (i.e.,"the painted porch), from which his philosophy got its name.

从大约公元前301年开始,芝诺在圆柱大厅中传授哲学,他的哲学也因此而得名。

This paper takes standard straight-cut gear parameterization modeling for instance, introduces the method which is based on development of MDT technology and MDT three – dimensional modeling technology. This research provides three – dimensional entity modeling of parts with precise curve outline. And it demonstrates a practical method for similar situations as well.

本文以标准直齿圆柱齿轮的参数化建模为例,论述了采用MDT的二次开发技术及其本身的三维建模技术建立这类具有精确的曲线轮廓的零部件的三维实体模型,也为其它类似的零部件的三维建模提供了一种切实可行方法。

On ultra precision lathe, author propose the principle of error in-process measurement and compensation of cylinder, end and contour, and use adjusted straightedge and sensor to build error on-line measurement and compensation control system of end turning.

研究了基于模糊数和插值原理的模糊控制算法,并用该算法实现了压电陶瓷微动刀架伺服系统的闭环控制,使其控制精度达到了±0.01μm;在超精密车床上,提出了圆柱面、端面和轮廓加工的误差在线测量与补偿原理,并利用标定的直尺和传感器建立了端面车削误差在线测量和补偿控制系统。

Pedicel erect, to 3 cm, terete, striate.

花梗直立,对3厘米,圆柱状,具条纹。

Stems erect, terete, stout, 1-1.5 cm in diam. at base, striate, simple.

茎直立,圆柱状,粗壮,1-1.5厘米直径在基部,具条纹,单。

Stems prostrate, ascending to erect, terete, striate or angled, branched or simple.

茎匍匐,上升的到直立,圆柱状,具条纹的或有棱,分枝或单一。

Stem erect, terete and often ribbed or striate, branching.

茎直立,圆柱状和通常棱和具条纹,分支。

The basic equations of structure are derived from Hamilton variational principle and the constitution of material utilizes the increment theory.

基于Hamilton变分原理导出圆柱壳的运动方程,本构关系采用增量理论,借助增量数值算法求解动力方程组。

Fruit indehiscent, woody, nutletlike silicles, oblong, ovoid, or subglobose, terete, 4-angled, or with 4 cristate wings, sessile, readily detached from pedicel, 1-4-loculed; replum not distinct; septum subwoody or absent; style obsolete or slender and to 6 mm, filiform or subconical; stigma capitate, entire.

不裂的果,木质,短角果,长圆形,卵球形,或近球形,圆柱状,四棱形,假隔膜不清楚;隔膜近木质或无;称呼废退或纤细和在6毫米,丝状或;柱头头状,全缘。

Leaf blade obtuse to subcordate at base, abaxially glabrous, secondary veins 3 or 4 pairs; twigs terete; rachis and pedicels glabrous.

叶片钝的到近心形在基部,背面无毛,次脉3或4 对;小枝圆柱状轴和花梗无毛。 21 Gaultheria leucocarpa 白果白珠

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This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。

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双标记神经干细胞的增殖、分化活力与未标记神经干细胞相比无改变。