A pneumatocele is a thin-walled, gas-filled space in the lung.
肺膨出为肺内薄壁的充气气腔。
Therefore, the stability of machining thin-walled parts is always a difficult point in high-speed machining.
因此，薄壁零件的切削稳定性一直是高速切削加工领域内的一个难点。
Weld with trailing impactive rolling (WTIR) is a new technique to reduce the residual stress and distortion and prevent hot cracking of thin-walled structure.
随焊冲击碾压是一种控制薄壁结构焊接应力变形、防止热裂纹的新方法。
The buoyant effect of the thin-walled bell may be neglected in most cases.
薄壁钟本身的浮力影响通常可以忽略不计。
The axial anti-collapse behavior of thin-walled square aluminum alloy tube 6063 was investigated.
对6063铝合金薄壁方管轴向耐撞击性能进行了研究。
The reinforcement concrete box module is a kind of space thin-walled structure with many constraints.
钢筋混凝土盒子结构是一种多约束的空间薄壁结构。
HRCT could show the characteristics of thin-walled cystic lesion which conventional ct could not find.
HRCT不仅能清晰显示其薄壁特征，还能发现常规CT不能显示的小的囊腔。
Microscopically, it is composed of delicate thin-walled vessels on a background of connective tissue stroma.
显微镜下，表现为结缔组织间质内细小的薄壁血管。
In the process of machinery, the stiffness of the thin-walled parts become a key of influencing the precision.
在机械加工过程中，薄壁零件的刚度成为影响加工精度的关键。
Our factory also carries on researches of all types of non-standard thin-walled metal rolling forming machines.
本厂并承接各种非标薄壁金属型材滚压成形机的研制。
In this paper, a method of analysing thin-walled structure with post-buckled composite shear panels is proposed.
本文提出了一种具有后屈曲复合材料受剪板的薄壁结构分析方法。
This dissertation focused on the nonlinear equations and stability capability of open thin-walled circular arches.
曲梁的非线性方程与薄壁开口截面拱的稳定承载力是本文探讨的两大主题。
This paper deals with the interaction of local and overall buckling in thin-walled steel I-beams under pure bending.
本文研究了纯弯工字形薄壁钢梁组成板件局部屈曲与整体屈曲间的相互作用。
The results show that non-uniform thin-walled stress is the main reason of the frequent rock burst in driving roadway.
结果表明：非均匀薄壁应力现象的存在，是掘进工作面岩爆频发的重要原因；
So it is necessary to do some further researches in thin-walled box girder, especially in multichambered thin wall box girder.
因而对于大跨径箱梁桥特别是多室薄壁箱梁进行进一步的探索，是很有必要的。
The compound mold manufacturing and application example suitable for large thin-walled complicated Al-alloy castings were described.
以大型、薄壁、复杂铝合金铸件为对象，叙述了复合铸型的制造和应用范例。
On account of the drawbacks of the traditional thin-walled tube inversion method, a new boosted tube inversion process was put forward.
针对现有薄壁管材翻转方式存在的问题，提出了一种新的助推式翻管结构。
The conclusions are applicable to the case where the inner tube is thin-walled or thick-walled in comparison with available literatures.
通过与已有文献的比较，得出的结论同时适用于内层管为薄壁管和厚壁管的情况。
This paper examines the shearing flow of any thin-walled beam with open section and the calculation of the coordinates of bending center.
研究任意开口薄壁截面杆的剪力流和弯曲中心坐标的计算问题，利用合力矩定理导出计算公式，给出算例。
In this thesis, the regularization algorithm is applied to the analysis of thin-walled structures in tow-dimensional elasticity problems.
本文深入研究了正则化算法在二维弹性薄壁结构中的具体应用方案。
Results:(1)Nonneoplastic cysts and cystadenomas were characterized by thin-walled cystic mass, cystic wall and septa were thin and regular.
结果：（1）非赘生性囊肿和囊腺瘤的特征为薄壁的囊性肿物，壁与间隔薄且规则。
The use of three-jaw chuck clamping thin-walled components often cannot meet the accuracy requirements in the lathe, need to use the six-jaw chuck.
在车床上采用三爪卡盘夹持薄壁零件往往不能满足精度要求，需要使用六爪卡盘。
A simple calculation expression of the shearing flow and the coordinates of bending center is introduced for the thin-walled beam with open section.
针对开口薄壁截面梁的剪流和弯心坐标的复杂计算问题，导出了简便计算公式。
Arched corrugate metal roof is a new member of spatial thin-walled steel structures, its bearing capacity is mainly determined by its whole stability.
金属拱形波纹屋面是一种新型空间薄壁钢结构，其极限承载力主要由其整体稳定性所控制。
After a study on this hypothesized spring beam, a method for analyzing warping torsion on spot-welded thin-walled box section beam has been presented.
通过对这种具有“假想弹簧”的半闭口截面构件的研究，提出了一种分析点焊箱型截面薄壁构件的翘曲扭转的新方法。
The field transfer matrix and point matrix are derived, and the inner force, stress and deflection of thin-walled box girder are recursivly calculated.
提出一种薄壁箱梁剪力滞后分析的传递矩阵法，实现了连续箱梁桥位移、应力及内力的一维递推求解，给出了相应的场矩阵和点矩阵。
The adoption of the thin-walled box girder to the Y-shape bridge makes the restrained torsion effect, distortion effect and shear lag effect prominent.
人字形桥梁由于采用了薄壁箱梁结构，其约束扭转、畸变效应及剪力滞比较突出。
An open thin-walled membed subjected to skew-bending not only produces the bending deformations in two principle directions, but causes torsion as well.
本文论证了开口薄壁杆件在斜弯曲情况下，不仅产生两向弯曲变形，而且伴随着扭转变形的发生。
A rational evaluation ductility method for thin-walled steel structure is required to account for local buckling and to be convenient for practical use.
对薄壁钢结构抗震能力的合理评估需要考虑局部压屈和便于实际工程应用。
The dynamic transfer matrix can be used for calculation of exact natural frequencies and mode shapes for asymmetrical thin-walled beams and its assemblages.
动态传递矩阵可以用于计算非对称薄壁梁及其集合体的精确固有频率和模态形状。
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