周缘

zhōu yuán
  • edge;periphery;fringe;pericline;circumferentia;brink
周缘周缘
周缘 [zhōu yuán]
  • [brink;edge;fringe;pericline] 在厚的晶轴上延长的白色不透明晶体内的各种钠长石,经常孪生,像孪生的颈椎

周缘[zhōu yuán]
  1. 核骨架中,核纤层位于细胞核周缘,薄层状,厚约50nm;

    50 ? nm thick and thin layer shaped lamina , in the periphery of nucleus ;

  2. 采用液压压边与周缘加径向推力的拉深模具对08A(?)

    During the experiment using 08A (?) steel sheet as workpieces hydraulic pressure is applied on the blank as blank-holder force and the periphery of the cup flange as radial pushing force .

  3. 膝关节半月板周缘性移位现象的初步MRI研究

    MRI of radial displacement of the meniscus in the knee

  4. 13-16周胎脾中IDC开始定位于白髓的T细胞集落内和周缘,及B细胞集落的周边。

    After 13-16 weeks . IDCs began to gather in and around T cell colony in white pulp .

  5. 在青藏高原周缘地区和中国西部的大范围内,压应力P轴水平分量方位位于20~40°,形成了近NE方向的挤压应力场。

    Azimuths of the horizontal component of compressive stress P-axes likely lie between 20 ° and 40 °, forming a nearly NE-directed stress field in the wide region west of the North-South Seismic Belt .

  6. 不同的观察点组织学检查显示:GroupⅠ伤后损伤段神经周缘大部分髓鞘受损发生脱髓鞘,近端神经逐渐向远端生长,三月后髓鞘的数目、直径、髓鞘厚度与正常相比较无明显差异;

    The examination of histology shows that the marginal myelin sheath happened demyelination in Group ⅰ, the nerve of near end grew gradually toward to far end , the injuried nerve had no obviously difference comparing to the normal myelin sheath in sum 、 diameter and thickness after three months ;

  7. 椎体后缘及前周缘骨质增生;观察术前、术后X线片椎体前、后缘高度及Cobb角变化情况。

    Osteophyte around the vertebral body ; the changes of the Cobb 's angles and the heights between the anterior and posterior vertebral-body edges on the pre-and post-surgical X-rays were observed .

  8. Cooper韧带穿浅筋膜把乳腺固定于皮肤与胸肌筋膜,且有部分乳腺周缘韧带加入浅筋膜浅深两层融合处。

    Cooper ligament passed the superficial fascia and fixed the mammary gland between the skin and the pectoralis fascia . Some surrounding breast ligaments joined in the combinations of the superficial layer and the deep layer of the superficial fascia .

  9. 因此,N-Y生态区及其周缘地带应为该区煤田预测与勘探的主要方向。

    Hence the N-Y ecotope and its surrounding areas should be considered to be the main direction of coalfield prediction and exploration in the region .

  10. 方法19例颌下腺导管结石,应用高频超声观察腺体内外导管扩张及结石位置,颌下腺形态、大小、内部回声、彩色多普勒血流(CDFI),周缘淋巴结,并与手术病理结果对照。

    Methods Nineteen patients with submandibular duct calculi were examined by high-frequency ultrasound and color Doppler flow imaging ( CDFI ) to observe ductal system , size , internal echo texture and blood flow of submandibular gland and lymph nodes . The results were compared with operation and pathologic findings .

  11. 对一组柑橘周缘嵌合体(Ekuliku)及其嫁接亲本(Nankan和Hamlin)的叶片和果实进行了形态学、生理学及遗传学分析。

    Several fruit morphological and physiological characteristics as well as leaf morphology of one combination of citrus periclinal chimera ( Ekuliku ) and its donor plants ( Nankan and Hamlin ) were studied .

  12. FLAC数值模拟证实,岩体侵位施加放射状挤压应力在岩体周缘形成了一定宽度(约为岩体半径的1/5)的应力集中带,这是造成杨山煤系构造格局畸变的根本原因。

    FLAC numerical simulation confirms that the radial compressive stress from the intrusive body produces a stress concentration belt ( approximately 1 / 5 radius of the body in width ) in surrounding strata , which is the main reason of structure framework distortion of the Yangshan coal-bearing series .

  13. 中侏罗世晚期至晚侏罗世,构造应力场转换为挤压体制,盆地周缘遭受近W-E、NW-SE、NE-SW等多向挤压应力作用。

    The tectonic stress regime had changed to multi-directional ( W-E , NW-SE , NE-SW ) compression during the period from the latest Middle Jurassic to late Jurassic and the peripheral zones of the Ordos Basin submitted to multi-directional shortening deformation .

  14. 鄂尔多斯周缘地质构造对地热资源形成的控制作用

    Tectonic Control of Geothermal Resources in the Peripheral of Ordos Basin

  15. 南黄海周缘地区的地质构造联系

    Geologic Structure Relation between the Southern Yellow Sea and Adjacent Areas

  16. 病灶周缘呈低信号环绕。

    The edges of the lesion were surrounded by low signal .

  17. 艾比湖湖面变化对周缘农牧生态系统功能影响

    Impact on ecological function caused by surface changes of Lake Ebinur

  18. 塔里木板块周缘晚古生代以来的构造演化

    Tectonic Evolution of Tarim Plate and Its Surrounding Area Since Late Paleozoic

  19. 早石炭世上扬子地台区及其周缘古气候研究

    Palaeoclimates on the upper Yangtze platform during the Early Carboniferous

  20. 隆起周缘具半地堑结构的凹陷是良好的油气聚集带之一。

    The half-graben around the dome was better place for oil-gas migration .

  21. 吐哈盆地及其周缘石炭系一侏罗系体系域特征

    Carboniferous - Jurassic domains of Turpan - Hami basin and its surroundings

  22. 周缘在白色晶体上延长的各种钠长石。

    A variety of albite occurring as elongated white crystals .

  23. 渤海及周缘天然气资源分析

    Gas resource of Bohai Bay and its surrounding areas

  24. 论鄂尔多斯盆地及其周缘侏罗纪变形

    On the Jurassic deformation in and around the Ordos Basin , North China

  25. 鄂尔多斯及其周缘地热分布的某些特征

    Characteristics of geothermal distribution in Ordos and its vicinity

  26. 鄂尔多斯地块周缘近期地震活动趋势分析

    Analysis on the seismicity trend around the Ordos block

  27. 膝关节半月板周缘性脱位现象及其临床意义

    The investigation and significance of the radial displacement of meniscus in knee joint

  28. 鄂尔多斯周缘地震带中长期地震趋势估计

    Evaluation of the medium - long term seismic tendency

  29. 黄陵背斜周缘早古生代有机壳化石的光学特性与有机质成熟度

    The Optical Characteristics of Organic Shell Fossils and the Maturity of Organic Matter

  30. 塔里木盆地及周缘发育八种断裂构造样式。

    There are 8 fault structural styles in Tarim Basin and its periphery .