Because of the much thick wall of large capacity boiler drum, the pressed and weld longitudinal seam is used to manufacture the drum shell ring.
由于大容量电站锅炉汽包的壁较厚,所以在汽包筒节制造时常采用压制成两个半圆瓦片再焊接而成的方法。
"With a laser pulse, you can tap that shell and make it ring like a bell," said physicist Till Rosenband of NIST, who built the existing quantum-logic clock.
“激光脉冲轻拍壳层产生了像铃声一样声音”,国家标准和技术研究所的物理学家Till Rosenband说,现有的量子逻辑时钟是由他开发的。
It is about the ring screw thread smoke channel of the boiler shell type gas tube in the boiler field.
锅壳式烟管锅炉烟管内置水管的环形螺纹烟道,它涉及锅炉领域。
The main mechanical seal is installed in the shaft on the dynamic in Central and fixed pump shell on the static ring for the relative motion between the end to achieve the objective of sealing.
机械密封主要的是靠装在轴上的动环与固定在泵壳上的静环之间端面作相对运动而达到密封的目的。
Water Ring Vacuum pump cylindrical shell to install a pump eccentric impeller-shaped teeth.
水环式真空泵的圆柱形泵壳内安装一个偏心的牙状叶轮。
The results show that the toroidal shell is a good type of compression ring for large scale storage tanks as well.
实验还表明对于大型拱顶储罐,采用圆环壳型的承压圈有较好的承载能力, 这是一种合理的结构型式。
The double shell side heat exchanger for use in hydrogenated unit is divided into two kinds of flange type and thread lock ring type.
加氢装置用双壳程换热器分为法兰式和螺纹锁紧环式两种。
Mechanical seals are on the main shaft is installed in the dynamic ring in the pump shell and fixed up the static ring for relative movement between the face and achieve the purpose of sealing.
机械密封主要的是靠装在轴上的动环与固定在泵壳上的静环之间端面作相对运动而达到密封的目的。
The mid part is regarded as a segment of the whole ring and is calculated by the method of stress analysis which is based on the theory of shell.
中间部位视为整体环的一部分,按壳体理论应力分析方法计算。
Mashed potatoes offer a method of divining who will be the first to wed. Into the heap of mashed potatoes a ring, a three penny-bit, a button, a heart-shaped charm, a shell and a key are inserted.
马铃薯卜占谁最早结婚:在一大堆马铃薯泥里面埋入一枚戒指、一枚硬币、一颗钮扣、一只心形的小东西、一个贝壳和一把钥匙。
The crimped head design, prevents solids from dislodging the seal face, allows the seal to withstand higher pressure and rotational speed and eliminates the metal shell from contacting the seal ring.
波纹式头部设计,防止固体颗粒从密封面上撞出,使得密封能够抵抗更高的压力和旋转速度,避免金属壳接触到密封环。
The analysis for free vibration of ring-stiffened circular cylindrical shell with variable thickness was presented.
分析了环肋变厚度圆柱壳的自振特性。
With the FEM simulation, the strain and stress of each node under different deformation stage are analyzed and the common forming law of this ring shell container is obtained.
采用有限元数值模拟对环壳零件成形过程中不同压下量下毛坯各节点的应力应变分布及变化规律进行了分析,获得了环壳零件冲压过程的成形规律。
Lamp shell surface cover ring for standard size, suitable for all kinds of lamps installation;
灯壳面盖环为标准尺寸,适合各种灯具的安装装配;
Analytical method is raised to calculate the distortion on the end of seal ring by application of the theory of moment force of shell and the relevant calculation procedure is prepared.
提出了应用壳体力矩理论求解密封环端面力变形的解析解的方法,并编制了相应的计算程序。
The hard shell simulate the functional positions of hand and the hollow hard body can be opened. The fastener and the arm lifting ring are fixed on the hard shell.
硬壳为模拟手功能位、能打开的中空硬体,紧固件和吊臂带环固定在硬壳上。
The results show that the values of the initial tensile force have an important effect on the stress situations of concrete snail shell and ring base.
结果表明,锚索初始张拉力的大小对混凝土蜗壳及座环的应力状况有重要影响。
The seal assembly comprises a seal ring, a seal ring shell and bellows.
密封组件包括密封环、密封环壳体和波纹管。
This paper presents the experiment and theoretical analysis of plastic buckling of rib and ring stiffened cylindrical shell under uniform external pressure.
本文进行了纵环加筋圆柱薄壳在均布外压作用下的屈曲试验和分析研究。
The one in the middle held a mussel in its mouth, which it laid on the shore at the youth's feet, and when he had taken it up and opened it, there lay the gold ring in the shell.
中间那条鱼口中衔着一个贻贝,它把贻贝放在年轻人脚边的砂子上。他拾起贻贝,打开它,里面恰好躺着那个金戒指。
Studies of the sound radiation and vibration of the ring stiffened cylindrical shell under the circumferential excitation are important to predict the noise of the underwater naval craft.
周向激励下加筋圆柱壳体振动和声辐射特性的研究是预测水下航行器壳体噪声的关键环节。
By means of elastic deformation of said sealing ring which is pressed said sealing device can implement reliable seal of connecting end faces of transplanting arm shell and transplanting arm cover.
该密封装置借助于密封环在受力时的弹性变形,实现了栽植臂壳与栽植臂盖的连接端面的可靠密封。
In this thesis, the expression of stress modification coefficients will be given when the intermediate stiffeners are set on the ring-stiffened cylindrical shell.
本文推导了加设中间支骨的环肋圆柱壳应力修正系数公式。
The cylindrical shell, reinforced with non-uniform circular ring-frames, is a new structure of submersible pressure hulls.
本文应用能量法推导了一种新型的潜水器耐压壳结构——非匀加肋圆柱壳总失稳压力的计算公式。
The seal ring shell has a front piece and a back piece secured together.
密封环壳体具有紧固在一起的前件和后件。
The strength calculation of ring-stiffened cylindrical shell of oval cross section under uniformly-distributed external pressure is a complicated problem in mechanics.
均布外压下带肋椭元柱壳的强度计算是一个比较复杂的力学课题。
So the ring and stringer-stiffened cylinder is advised for the characteristics of the mono-shell submarine.
因此,纵横加筋圆柱壳被建议作为单壳体潜艇的结构形式。
In present paper, a new type of ring-stiffener, called the ring-stiffener of half-tube, is introduced in pressurized cylindrical shell structures.
本文提出了半圆环壳型肋骨加强的耐压圆柱壳结构形式,在理论和模型试验研究的基础上建立了设计计算方法。
In present paper, a new type of ring-stiffener, called the ring-stiffener of half-tube, is introduced in pressurized cylindrical shell structures.
本文提出了半圆环壳型肋骨加强的耐压圆柱壳结构形式,在理论和模型试验研究的基础上建立了设计计算方法。
应用推荐