利用超声测厚的方法第一次测定了北京永乐古钟的壁厚。
The thickness of the famous ancient "Great bell" in Beijing was for the first time measured with ultrasonic method.
高速离心铸造，组织致密，无砂眼、夹渣，表面光滑、壁厚均匀。
Centrifugal casting, compact structure, free from pinhole porosity and slag, smooth surface and even wall thickness.
这种合金的细小显微组织对冷却速度不敏感，不因铸件壁厚不同而变化。
The refined microstructure is insensitive to cooling rate, being independent of casting thickness.
顶头是斜轧穿孔主要的变形工具之一，其作用是将实心管坯穿轧成一定壁厚的空心毛管。
Plug is one of the key deformation tools in cross piercing. Its function is turning a solid bar into a hollow bloom.
工厂检验芯偏移以及壁厚的频率？
What is the foundry's checking frequency for control of core shift and wall thickness?
壁厚60毫米的聚氨酯泡沫保温材料。
壁厚不均是注塑成型中最大的麻烦制造者。
Non-uniform wall thickness is the biggest trouble maker in plastic injection molding.
壁厚测量是通过测量界面回波间隔时间来实现的。
The wall thickness is determined by measuring the interval time of echoes at the interfaces.
型坯壁厚控制器是塑料中空成型机的关键部件之一。
Parison wall thickness programmer is one of the key elements in blow moulding machines.
实践证明，该措施对提高壁厚精度具有良好的效果。
The actual production proves the machine can improve the accuracy of the wall thickness.
壁厚局部变薄量可以近似表示为扩径率的线性函数。
The local thinning of wall-thickness can be described by linear function of expanding-ratio.
介绍了型坯壁厚控制系统在中空吹塑机中的设计与实现。
This paper introduces the design and implementation of parison wall thickness control system in blow molding machine.
只需使侧边壁厚足够大或结合一个加固顶来实现这一目的。
This can be achieved through sufficient side wall thickness alone or in combination with a stiffened top.
壁厚的增加防止了由于在紊流区中的侵蚀而引起的早期损坏。
The additional wall thickness prevents early failures due to erosion in the turbulent flow area.
因此，对各种形状，材料和工艺组合能通过经验来确定最小壁厚。
Therefore, a minimum wall thickness can be established by experience for various shapes, materials, and process combinations.
航空发动机空心涡轮叶片的壁厚是保证叶片强度的一个关键参数。
The wall thickness of the hollow aeroengine turbine blade is a critical parameter for ensuring its strength.
真空箱在工作时，由于要承受较大的压力，需要合理设计其壁厚。
With high pressure acting on the surface, the wall thicknesses of a vacuum box should be well designed.
设计不同的凸模下压速度、不同壁厚方案并完成相应的数值模拟。
A scheme of different loading speeds and wall thickness was designed and simulated.
较大的直径使得强度指数性增加，但壁厚的增加只是线性地增加强度。
Making the diameter larger increases strength exponentially, while increasing the wall thickness only increases the strength linearly.
推力锥产品存在深腔、薄壁结构，锻造工艺过程中壁厚差难以控制。
Thrust cone has deep cavity and thin wall. Wall margin is hard to control during the forging process.
提出采用主磁通与漏磁通相结合的方法检测在用油管剩余壁厚的方法。
A measuring method combining main magnetic flux and magnetic flux leakage for approaching the residual wall thickness of the oil well tubing in-service was presented.
对反应器壳体剩余壁厚在新工况条件下的强度和当量应力进行了校核；
The strength and equivalent stress of the remainder wall thickness of reactor shell under new working condition were checked.
对复合微球进行热处理除去有机物中心，制备出壁厚可剪裁的空腔硅球。
The polymer cores were removed by calcination and hollow silica spheres with tailored wall thickness were produced.
通过实验与理论分析，对缠绕倾角、壁厚比等主要参数的选用进行了探讨。
By experiment and theoretical analysis, the selection of winding Angle, thickness ratio and other main parameters is discussed.
对化工企业技术人员进行壁厚测定获得准确、可靠的数据有一定的指导意义。
It has a directive function in a certain sense for technicians in the measuring wall thickness to gain accurate and reliable data.
同时给出了考虑偏离正弦律强力旋压等壁厚和变壁厚锥形件毛坯的设计模型。
The design models of blank of tapered wall thickness cone and equal wall thickness cone with deviation from sine law are presented.
不同壁厚的贮氢合金经中温热处理4小时后可获得相对最佳的综合电化学性能。
The alloys with different thickness after heat-treated at middle temperature for 4 hours could show better comprehensive electrochemical properties.
利用落锤式冲击试验机对两端固定不同壁厚钢管混凝土构件进行了侧向冲击实验。
The impact experiments of concrete filled steel tubes with fixed-ends were carried out on the drop hammer test machine.
介绍了管端减壁控制时发生壁厚不均的原因及其防止措施和管端减壁的控制效果。
The causes of the wall eccentricity and its countermeasures as well as the effects of the end thinning control are covered.
介绍了管端减壁控制时发生壁厚不均的原因及其防止措施和管端减壁的控制效果。
The causes of the wall eccentricity and its countermeasures as well as the effects of the end thinning control are covered.
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