本文研究了中口径自动舰炮输弹簧的疲劳寿命及损伤规律。
The fatigue life and cumulative damage of ammunition feeding spring in automatic naval gun of medium calibre have been analysed.
以中口径高品质ERW焊管生产为例讨论了各生产工序质量控制要点。
Meanwhile it also discusses the main control points on production process based on the middle-diameter ERW pipe production.
中口径舰炮对海上目标的射击方法是射击指挥自动化研究中的一个重要课题。
Firing method of medium caliber naval gun on targets at sea is an important study of firing command automation.
某中口径舰炮采用炮身短后坐式自动机循环规律，运用先进的技术手段，实现了高射速、高精度和轻型化。
A type of medium caliber guns apply gun short-recoil automatic mechanism cycle regularity, and use advanced technique to achieve high fire cycle, high accuracy and light weight.
一般来说，喷涂底漆多选用大口径喷枪，喷涂中间涂层时选用中口径喷枪，喷涂面漆时多选用小口径喷枪。
In general, more choice of large caliber gun spraying paint, spraying coating used in intermediate caliber gun, small caliber gun with spray paint.
对数累积损伤模型作为—个失效判据，已在某中口径自动舰炮输弹簧的疲劳寿命预测中得到较满意的应用。
Used as a fatigue failure criterion, application of the model to the fatigue life prediction for the feeding spring of a medium calibre automatic naval gun proved to be comparatively satisfactory.
论文在综合分析了国内外大中口径舰炮供弹系统机构的基础上，提出了中口径舰炮折回链式的供弹系统设计方案。
In this paper, in the full analysed the merits and synthesized the medium-caliber gun feeding system at home and abroad, then we proposed a shell-feeding system with untreaded chain style.
他还解释道：“另一方面，消费者却被禁锢在单一一种接入口径的服务中，而消费者应该自由选择他们想要得才对。”
“The other way, consumers are all locked into one calibre of service, but consumers should be free to choose what they want,” he explains.
它可以被整合到规模更小口径的炮塔中。
It can be integrated into turrets from smaller to higher calibres.
（之后）堑壕只作为攻城战战术的一部分而存留下来，直到小口径火器以及加农炮的火力得到提升，迫使敌我双方在美国内战（1861-1865年）中再次利用壕沟作战。
Trenches remained merely a part of siegecraft until the increasing firepower of small arms and cannon compelled both sides to make use of trenches in the American Civil War (1861–65).
点传火技术是大口径火炮装药中的关键技术之一，现代火炮装药中几乎全部选择了中心点火的结构形式。
The technology of ignition and flame spreading is one of key technology of charge design in large caliber guns, which almost chose center core igniter system.
他还解释道：“另一方面，消费者却被禁锢在单一一种接入口径的服务中，而消费者应该自由选择他们想要得才对。”
The other way, consumers are all locked into one calibre of service, but consumers should be free to choose what they want, he explains.
有源结构中以波导口径相控阵天线为例，将透明源技术与辅助场FDTD结合起来，并提出了一种分析三角形栅格阵列的方法。
Waveguide aperture phased array antenna is analyzed using the transparent source technique and the auxiliary fields FDTD. A method to calculate triangular lattice array is put forward.
采用十字簧板支承可有效提高激光核聚变光路系统中的大口径伺服反射镜的稳定性和可调节性。
The stability and the precision of adjustment of large aperture servo reflector in laser system for nuclear fusion can be distinctively improved by using cross spring-plate shore.
偏置抛物面无线在小口径天线中得到了广泛的应用。
Offset paraboloid antenna has widely been utilized in small aperture antennas.
总结非球面常用检验方法在应用中优、缺点的基础上，使用环形子孔径扫描法来测量大口径非球面。
On the basis of summing up conventional testing methods for aspheric surfaces , annular sub-aperture scanning method is applied to measurement of large-aperture aspheric surfaces.
在球面检测中，对大口径球面的测量和评价缺乏有效的手段。
There is not an effective method for measurement and assessment of large caliber spherical surface in the realm of spherical surface inspection.
管道全位置自动内焊机适用于大口径管道焊接施工过程中组对管口、完成根焊。
Pipeline inner loop welder is applicable for big-caliber pipeline welding in construction procedure to joint the ends of pipes and fulfill roots welding.
讨论了在用子孔径拼接法检测大口径光学镜面时的精度问题，并分别从理论上和实验中对拼接检验的精度做了定量分析。
This paper discusses the accuracy problem of testing a large aperture flat mirror by using stitching interferometry, and analyses the stitching accuracy in theory and experiment.
在我们的生产、生活中，过去常用直通式、小口径截止阀，现在已渐渐被球阀所取代。
In our production, life, it used to straight-through, small-caliber valve, ball valve is now gradually being replaced.
采用大口径石英毛细管柱分析聚合级丙烯中的烃类杂质。
The hydrocarbon impurities in propylene was determined by using big-caliber quartz capillary column.
本文首先概括了专业英语课程在实现“厚基础、宽口径”土木工程人才培养中的特殊意义和位置。
The present paper summarizes the remarkable significance of specialty English in training civil engineering talent who possess profound base and wide specialty.
本文介绍了PLC在大口径中频加热弯管机控制系统中的应用，并给出了控制系统关键子程序的设计方案。
The Paper introduces the application of PLC in Medium-frequency heating bender for large caliber pipe, and design scheme of the main control sub-routine is given.
介绍管道内焊机的结构、配套设备及在大口径厚壁管道施工中的独到优点。
The paper introduced pipe internal welding machine's composition, necessary equipment and unique advantage in large diameter thick wall pipe construction.
我们的这款简单的管夹，可以装载不同口径的管路在一个机械管盘中。
This simple pipe clamp loads pipe sections of various diameters into a machine chuck.
介绍了一种小口径管道中的流量测量与控制的方法。
The article introduces a method of flow measurement and control in a small-bore piping.
为了隔离后向反射激光以及激光器多程放大系统中的寄生振荡，需要研制一种大口径的电光开关。
To isolate the retroreflections from the target and the self-oscillation in multipass amplifier system, the large-aperture electro-optical switch is required.
为了隔离后向反射激光以及激光器多程放大系统中的寄生振荡，需要研制一种大口径的电光开关。
To isolate the retroreflections from the target and the self-oscillation in multipass amplifier system, the large-aperture electro-optical switch is required.
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