浮动球球阀的球体自由支承在阀座上，靠介质的压力形成单面密封，故不能保证密封。
The fluctuation ball ball valve's spheroid free supporting on the valve seat, forms the one-sided seal depending on the medium pressure, therefore cannot guarantee the seal.
该设计采用框架式省煤器固定结构，并自由支承在省煤器支承梁上，以避免固定装置与支承梁的现场焊接。
It is freely supported on the support beams of economizer to avoid the site welding between fixing arrangement and support beams.
同时，本文分析了位移波和应力波在固定端、自由端和弹性支承端的反射特点。
At the same time, the reflection characters of strain wave and displacement wave are analyzed at the fixed end, free end and elastic bearing end.
应用一般解析解来求解具有中间支承矩形板的自由振动问题。
A general analytical solution is used to solve vibration problems of rectangular plates with intermediate support, here.
提出边界元法分析域内具有支承和集中质量的薄板自由振动问题的简便方法。
A simple and convenient method is presented, which can deal with free vibration of thin plates with internal supports or concentrated masses.
推导了弹性支承梁的横向自由振动模态的特征方程。
The latent equation of the freely vibration modes of elastic bearing beam is deduced.
介绍了一种以弹性导轨为支承的平面三自由度微动工作台的原理、结构、设计计算方法及闭环控制的基本原理。
The principle, structure, design and calculating methods on micro displacement worktable with three degrees of freedom supported by elastic guides are presented.
采用该解析法对四边自由四角支承的承受均布载荷或集中载荷的方板进行了计算，给出了精确的解。
A square plate with four edges free, supported at four corners, and loaded uniformly distributed or concentrated are calculated by this general analytical method, which gives the accurate solution.
酒桶(20)支承在诸如支架(11)的装置上，该支架具有滚珠轴承(15)从而有利于酒桶的自由轴向转动。
The barrel (20) is supported on means such as a trestle (11) which has roller bearings (15) to facilitate free axial rotation of the barrel.
尾节螺旋采用标准的悬挂轴承支承，这种形式的卸料布置可自由地将物料卸至料仓或贮料堆及类似的地方。
Suspension bearing screw conveyor tail section spiral with a standard, this form of unloading arrangement may be free to material unloading to the silo or storage piles and similar places.
介绍了一种以弹性导轨为支承的平面三自由度微动工作台的原理、结构、设计计算方法及闭环控制的基本原理。
This paper presents the structure, the principle and the designing and calculation method of the micro displacement worktable which has six degrees of freedom.
应用一般解析解来求解具有中间支承的正交异性矩形板的自由振动问题。
Using a general analytical solution of a plate, the vibration problem of rectangular plates with mixed boundary conditions has been solved.
介绍了一种以弹性导轨为支承的平面三自由度微动工作台的原理、结构、设计计算方法及闭环控制的基本原理。
This paper presents the construction method and characteristic error calculation of the elastic leaf spring guide in a micro displacement worktable.
介绍了一种以弹性导轨为支承的平面三自由度微动工作台的原理、结构、设计计算方法及闭环控制的基本原理。
This paper presents the construction method and characteristic error calculation of the elastic leaf spring guide in a micro displacement worktable.
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