The utility model relates to a double-beam crane.
本实用新型涉及一种双梁起重机。
A new method for measuring the spectral diffraction efficiency of plane grating with double-beam and single detector is suggested.
本文提出了一种双光束检测器测试平面光栅衍射效率的新方法。
The tungsten oxide films by two methods were characterized by atomic force microscope, double-beam UV-VIS-NIR spectrophotometer and X-diffractometer.
本文分别用原子力显微镜、双束紫外可见分光光度计、X-衍射仪等表征了用以上两种方法制备的三氧化钨薄膜。
The quasi-double-beam method is presented for measuring half-wase voltage of wave-guide modulator. The principle, installation and result of this method are discussed.
本文提出了测定波导调制器半波电压的准双光路方法，讨论了这种方法的原理，装置和实验结果。
At last, the feasibility of fabricating light guide plate by double beam laser direct writing system is confirmed.
最后论证用双光束激光直写系统制作亚微米光栅型导光板的可行性。
This paper introduces the necessity of double beam splitting system applicating in polarization interference phase subdivision and the optimized principle of this beam splitting system.
本文介绍偏振干涉相位细分中应用双光束分光系统的必要性，分光系统的优选原理及结构。
In this paper, the equations for calculation of the radiation performances on high efficiency double reflector antenna fed by beam waveguide are derived.
本文导出了地面站常用的改进型波束波导馈电高效率双镜天线的辐射特性的计算式。
This article shows how to choose the double frequency crystal in the properties of basic wave beam provided and how to choose the suitable ways of phase match.
本文提供在已知基波光束性能的情况下、如何选择合适的倍频晶体，以及相应的相位匹配方式。
Double Beam Atomic Absorption Spectrophotometer.
双光束原子吸收分光光度计。
On this foundation, it simulates the projections for double Gauss distribution function and reconstructs the simulating temperature field by the convolution method for parallel beam.
依此原理，模拟了双高斯分布函数的投影，并由平行束卷积法重建出模拟的温度场。
Then give two feasible method, eccentricity beam method and double pinhole method.
为此我们提出两种实现方法，偏心光束法和针孔调焦法。
This article introduces a software which will be able to check the section of beam with double reinforcement in efficiency and convenience and therefore can avoid all complex written calculations.
文章介绍一个计算机软件，能快速、方便地对双筋截面梁进行复核，从而避免了笔算所带来的繁琐计算。
Such being the case of different double beam section and load change, adopting decomposition combination to making double bean frame internal force analyse.
在双梁断面不同，双梁上荷重变化较大的情况下，采用分解组合法进行双梁式框架内力分析。
In order to raise the couple efficiency of pumping double cladding fiber laser, the beam is reshaped with rectangular prisms, spatial filtered and focused with aspheric lens.
为了提高双包层光纤激光器泵浦光的耦合效率，对泵浦光采用直角棱镜组进行了光束整形、空间滤波、非球面镜聚焦。
A quasi static approach is presented for ductile tearing test of double cantilever beam specimen by using the model of elastic beam on elaso plastic foundation.
对典型结构钢的双悬臂梁试件的中低速韧性撕裂的实验进行了准静态模拟。
The significance of shoulder force statistical measurement is explained, and a sys- tem with double- shear beam stain gage force transducer for measuring the shoulder- force is introduced.
介绍了立姿射击的抵肩力统计测量的意义及采用双剪切梁式应变测力传感器测量抵肩力的系统组成；
In the signal processing, the antijamming methods of the digital zero to double light beam AAS absorbency.
介绍了信号处理过程中双光束aas的吸光度的数字调零以及滤波平滑等抗干扰方法。
Support double laser beam control, power can be adjusted separately, and can control variety of laser tubes.
支持双激光控制，功率单独可调。且可控制多种激光器。
Single beam, double beam light optional.
单束光、双束光自行可选。
This paper presents double graph dual-beam speckle interferometry, and the experiment shows an agreeable result with the theoretical analysis.
作者在本文中首次提出双片双光束散斑干涉法，并成功地进行了实验。
A qualitative analysis of hologram with double beam interference and grating diffraction principles given in general physics is given.
基于普物光学的双光束干涉和光栅衍射，定性分析全息照相。
Using the continuous elastic double layers beam model of track structure, the forces between the sleepers and the tunnel inlay produced by the running of certain subway train were calculated.
采用施加在轨道上的一系列移动轴荷载模拟列车作用，利用轨道结构连续弹性双层梁模型，计算出某城市地铁列车运行产生的轨枕与隧道之间的作用力。
The principle and an experiment device are introduced by which the measurement of the relative concentration of lotion is carried out continuously with the double beam system of laser.
采用双光路激光系统，对清洗液的相对浓度进行了连续测量，给出了测定原理和实验装置。
The old and new concrete of composite beam with double T-section was tested to investigate the effect of tension sequence of prestressing tendon on mechanical behavior of composite beam.
为了解预应力钢绞线张拉顺序对新老混凝土组合梁力学性能的影响，进行了双T形截面新老混凝土组合梁试验研究。
Developed a feeding nozzle which have four double-feeding pipes with co-axial shaping gas distributes on circle orientation of laser beam with uniformity and symmetry.
研制了一种在以激光束为中心轴的圆周方向均匀对称分布四个具有同轴汇聚气的双层送粉管的送粉喷嘴。
Developed a feeding nozzle which have four double-feeding pipes with co-axial shaping gas distributes on circle orientation of laser beam with uniformity and symmetry.
研制了一种在以激光束为中心轴的圆周方向均匀对称分布四个具有同轴汇聚气的双层送粉管的送粉喷嘴。
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