狭缝

xiá fèng
  • slit;slot;cracks
狭缝狭缝
狭缝 [xiá fèng]
  • [slit;slot] 窄而长的孔或开口

  • 把信从门的狭缝塞进去

狭缝[xiá fèng]
  1. 这些离子通过可变宽度的狭缝进入磁场分析器。

    These ions pass through a slit of variable aperture and then enter the magnetic field analyzer .

  2. CARS光谱测温及仪器狭缝函数对测量的影响

    OPO-CARS thermometry and influence of slit function on precision

  3. 它的头上有一个狭缝(嘴巴),蚯蚓就是通过这个器官进食一些腐烂的植物。

    In the head there is a slit2 or mouth , by which the worm is able to feed on decayed plants .

  4. 生物膜样品X射线小角衍射狭缝畸变效应的消除

    Elimination of smearing effect in X-ray small angle diffraction patterns for biomembrane samples

  5. 采用狭缝杂交和Northern印迹技术鉴定差异基因片段;

    Slot blot and Northern blot were used for the expression pattern analysis of the genes .

  6. 狭缝法测量X射线斑点大小

    Slit X-ray spot size measurement technique

  7. 利用3D模拟分析集磁器的集磁功能实现的原理,并研究集磁器狭缝对磁场的影响。

    3D simulation was taken to analyzed the principle of field shaper and the influence of the slot .

  8. 研制了狭缝外延式高灵敏大面积PIN裂变中子探测系统。

    A fission neutron detector system with frontward_extended lead slot collimator has been developed and tested .

  9. CCD狭缝摄象

    Slit camera by CCD

  10. 不同狭缝厚度的零质量射流PIV实验研究

    Experimental study on orifice depths effect for synthetic jet with Particle image Velocimetry

  11. 介绍了以超有光聚酯切片为原料,采用熔体狭缝挤出成型技术和高速纺丝牵伸一步法工艺制取异形PET纤维的生产方法。

    The bright profiled PET can be produced by the forming technology extruded from the spinneret slit and high-speed spinning-drawing with bright polyester chips .

  12. 为了讨论单色仪的传输特性,本文中引入了狭缝函数Fs(λ,λo)的概念。

    In order to discuss the transmission properties of the monochromator , we intro - duced the concept of the slit function F_3 (λ,λ _0 ) .

  13. 有光涤纶FDY狭缝挤出成型生产技术研究

    Study on forming technology of bright polyester FDY extruded from spinneret slit

  14. 狭缝式高速摄影机MTF测试

    MTF test of narrow slot high-speed camera

  15. RNA狭缝杂交检测SK-BR-3细胞c-metmRNA水平,Western印迹检测c-Met蛋白水平。

    C-Met mRNA level was assayed by slit hybridization and the protein level was assayed by Western blot .

  16. 免疫狭缝印迹和ELISA证实,转染细胞能高效表达Bax蛋白(为对照组的8倍)。

    It was confirmed by immuno-slot blot and ELISA that effective expression of Bax protein in the transfected carcinoma cells was mediated by pSV-CIP-bax-CAT .

  17. 采用20μm的狭缝配平面晶体谱仪构成空间分辨光谱测量系统,对Al激光等离子体的K壳层发射谱进行测量。

    The K-shell emission lines of laser-produced aluminum plasma were measured by the space-resolved spectrometer , which was constructed by a flat crystal spectrometer with a 20 μ m-wide slit .

  18. 得到以下结论:测量系统分辨本领由狭缝、光栅和CCD三者中分辨本领最低的环节确定;

    The results are as follows : the resolving power of measuring system is determined by the lowest resolving power of the slit , grating and CCD ;

  19. 从狭缝误差入手讨论了它对MTF测量的影响。

    The influence was discussed .

  20. 采用气相反应法合成了Ce3+掺杂的YAG荧光粉。气液两相流流经环形狭缝通道的流动特性

    Spherical YAG : Ce3 + phosphor particles with narrow size distribution were synthesized by spray pyrolysis . GAS-LIQUID TWO-PHASE FLOW CHARACTERISTICS ON THE FLOW THROUGH ANNULAR NARROW PASSAGE

  21. 100t钢包炉用直通狭缝式透气砖的研制和应用

    Manufacture and application of through-type narrow slit porous brick for 100t ladle furnace

  22. 我们使用云南天文台1米RCC望远镜和卡焦摄谱仪,取得了7张长狭缝光谱。这是我国唯一的一组哈雷彗星长狭缝光谱。

    U. , respectively , we made some long-slit spectral observations using the Cassegrain spectrograph attached to the 1-m RCC telescope of Yunnan Observatory .

  23. 顶岸狭缝间隙对汽油机未燃HC排放的影响研究

    Investigation on the Effect of Top Land Crevices on Unburnt Hydrocarbon Emissions in Spark Ignition Engines during the Start and Warm up Period

  24. 研究结果表明,涡旋光束经过角向分布狭缝后的干涉图形将随着狭缝数目N以及涡旋光束的拓扑电荷数l的改变而变化。

    It is shown that , the interference pattern depends on the number of the angular slit and the topological charge of vortex beams .

  25. 用密度泛函理论研究Lennard-Jones流体在狭缝中的相平衡

    Investigation of Phase Equilibria for Lennard-Jones Fluid in Slit Pores by Density Functional Theory

  26. 探讨MTF测量的方法很多,但用狭缝法测量MTF误差的报道很少。

    Many papers show how to measure an optical system 's imaging quality , but seldom discuss the influence of slit error on MTF .

  27. 实验结果还表明:Soller狭缝角孔径过大是产生X射线Φ扫描仪器宽度的主要原因。

    The experimental results also show that the angular aperture of seller slits has much contribution to the width of X-ray diffraction φ scan peaks .

  28. 为了研究倾斜冲击射流的流场结构和传热性能,采用SIMPLE算法和RNGk-ε湍流模型,对三种入射角度下的狭缝湍流冲击射流进行了数值模拟。

    Turbulent impinging slot jets at three different angles were analyzed numerically using the SIMPLE algorithm and an RNG-based k - ε turbulence model to investigate the flow field structure and heat transfer characteristics .

  29. 下游3个单锚定引物分别与上游10个随机引物进行30种组合PCR扩增,得到181条差异条带中,狭缝杂交证实葡萄糖上调表达的基因片段56条、下调表达的基因片段18条。

    181 differentially expressed fragments were got from RT-PCR products with 3 single-base anchored primers in combination with 10 random primers . After slot blotting , we got 56 ESTs with up-regulation expression and 18 ESTs with down-regulation expression .

  30. 蒙特卡罗方法在Soller中子狭缝准直器优化设计中的应用

    Monte-Carlo Simulation Optimization for Neutron Soller Slit Collimator