Measuring diameter of fore and aft stern tube bearing and bushes.
艉轴管前、后轴承与衬套直径测量。
Concerning the problem of measuring diameter and tolerance of large-sized jar sealing groove, the paper introduces a simple, practical and reliable type of measuring tool.
针对大孔径油缸类零件密封槽难以测量的问题，介绍一种简单实用、方便可靠的测量工具。
The measuring instrument can measure addendum circle and dedendum circle diameter of odd-tooth gears.
这种测量工具用以测量奇数齿齿轮的齿顶圆和齿根圆直径。
A hidden device above the screen is tracking Daniel's eyes as they follow the train and measuring the diameter of his pupils 50 times a second.
在屏幕上方有一个隐藏的装置，在小丹尼尔的眼睛跟随火车的运动时，跟踪他的眼睛，并且在一秒钟内，测量了他的瞳孔的直径50次。
Protecting themselves from the onslaught, the sardines formed into giant balls measuring 20m in diameter (see photo).
为了保护自己，它们聚成一个球形，“球”的直径达20米(见图)。
Back in the 17th century French astronomer Jean Picard made his mark by measuring the sun's diameter.
回到17世纪，法国天文学家Jean Picard成功地测量了太阳的直径。
Measuring valve spool with holes and gaps, valve hole diameter is 50?
测量阀孔和阀芯的配合间隙，阀孔直径为50 ？
The structure and measuring principle of gradient furnace were introduced, and the curve of the foam temperature and bubble diameter was drawn.
介绍了梯温炉的结构及原理，根据测量结果绘制了发泡温度与泡径的关系曲线。
Abstract: this paper designs a measuring instrument which can measure addendum circle and dedendum circle diameter of odd_tooth gears and can define all main parameters of gears.
文摘：设计了一种测量工具，用以测量奇数齿齿轮的齿顶圆和齿根圆直径，以便确定齿轮的主要参数。
The permissible diameter variation (Vdmp, VDmp) is the tolerance for the maximum and minimum mean diameters of one measuring plane.
允许的尺寸变化量是考虑到了最大和最小平均直径公差的测量平面。
Testing results show that this system runs stably and accurately, the measuring precision is in the range of micron and can be employed in practical diameter measurement.
实践证明，该系统运行稳定可靠，测量精度达到了微米级，可以用于实际的直径测量。
Axial CT is more accurate for measuring the transverse diameter of the extraocular muscles.
横轴ct对眼外直肌横径的测量较为准确。
Compared to planet Earth, some asteroids are tiny, measuring less than a mile in diameter.
跟地球比起来，有一些小行星非常小，测量直径还不到一哩。
Measuring the diameter of the raw glass rod is an important problem of quality control in the process of grin lens production.
在自聚焦透镜生产中涉及到一个重要的质量检测问题：毛坯玻璃丝的在线直径测量。
The measuring method of four-arm diameter log, data processing and the principle of identification of breakout are discussed, and then two different kinds of examples are given.
讨论了地层倾角和四臂井径测井的测量方法、资料处理以及识别崩落椭圆的原则，并列举出两个不同类型的实测例子。
Based on the laser-scanned inspecting principle, a double beams laser-scanned measuring system for size is presented, which is used to measure a diameter.
基于激光扫描检测原理，提出了一种用于测量较大直径的双光束激光扫描尺寸测量系统。
This paper introduced the technology of pigging, diameter measuring & pressure testing for Guangdong LNG trunk-line.
本文介绍了广东液化天然气输气干线工程应用的清管测径试压技术。
The paper introduces a new method for measuring the radial intensity distribution and the diameter of the Gaussian beam.
本文提出了一种测量高斯激光束径向强度分布及束径的新方法。
Based on the theory of Fraunhofer diffraction and Babinet principle, a method is proposed for dynamically measuring fine-wire diameter using laser diffraction.
基于夫琅禾费衍射理论和巴比涅互补原理，提出了利用激光衍射对细丝直径进行动态测量的方法。
The spiral angle of graduated circle was rough estimated by measuring the addendum circle diameter and modified on milling machine.
测量齿顶圆直径估算分度圆螺旋角，用分度头在铣床上修正分度圆螺旋角，并进行误差分析。
Be based on measuring wire tiny diameter with laser diffraction, a method of hardware equidistance subdivision for dark string spans of diffraction fringe is presented.
在激光衍射法测量微细线径的基础上，提出用硬件插值细分的方法来确定衍射图样暗纹间距。
This article introduces a new way which applies absolute zero position system of grating digital readout-instrument to measuring large diameter.
介绍了一种采用光栅数显装置的绝对零位系统进行大直径测量的新方法。
A new non-contact method for dynamic measuring the diameter of wire rod is presented.
提出一种新的非接触式动态测量金属线材直径方法。
Using these formulas, the ulterior ballistic performance variation of the gun in different wearing degree can be predicted by measuring the land diameter wear figure.
应用这些公式，可通过静态测量火炮内径改变量的方法确定不同磨损程度火炮的内弹道性能变化。
The general theory and methods from geometrical optics to measure the dimension of an object were applied to design a diameter measuring system, which was based on a linear array image sensor.
运用几何光学测量物体尺寸的理论和方法，设计了一种基于线阵图像传感器的线径测量系统中的成像系统。
This thesis introduces the design of impeller diameter measuring mechanism in robot flexible polishing machine tool on the basis of rack-and-pinion linear diploid mechanism theory.
介绍了根据齿轮齿条直线倍程机构原理设计的机器人柔性抛光机床的轮径检测机构。
The measuring principle, hardware configuration, software design of the diameter measuring apparatus with linear array CCD are presented.
介绍线阵CCD测径装置的基本原理、硬件构成和软件设计。
The measuring principle, hardware configuration, software design of the diameter measuring apparatus with linear array CCD are presented.
介绍线阵CCD测径装置的基本原理、硬件构成和软件设计。
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