它是一种在煤矿井下压力出现变化时不变形的可缩性风门。
The retractable air door has no deformation when the downhole pressure of a coal mine changes.
利用光孤子传输长久不变形的原理，构成一种超高速、超长距离的光纤通信系统——光孤子通信系统。
Using non-deformation principle of soliton propagating over ultralong distance(fibers), the ultrahigh speed and ultralong hauls transmision system—optical soliton communication is developed.
对不同种类土样的试验表明，控制试样侧向不变形的灵敏度高，达到了K_0固结三轴剪切试验的要求。
The test results of different kind of soil indicate that it has high sensitivity to control lateral deformation and fulfils the requirement of K0-consolidation triaxial apparatus.
这些不变的空间同样也是经典空间的变形，它们通过这种变形成为非对易空间。
The invariant space has to be as well a deformation of a classical space, a deformation that makes it noncommutative.
图像的高度和宽度的最大值被设置为 150像素，但是保持高宽比例不变，因此图像没有变形。
The height and width are maxed out at 150 pixels, but the ratio of the height-to-width is preserved so the images are not distorted.
实木复合门：主要是实木做骨架，表面贴高级木皮做的门，造型一般非常美观，价格合理，主要的优点是不变形，不开裂。
Solid mu fu closes the door: mainly is real wood frame, make the top surface veneer, modelling generally do very beautiful, the price is reasonable, the main advantage is not deformation, no crack.
环塔里木盆地周边点在各区内的速率变化较小，方向也基本一致，说明塔里木盆地内部变形较小或基本不变形。
The velocity change among GPS station surrounding Tarim basin is small and the direction is similar, which indicates the internal deformation within Tarim basin is much small or no deformation at all.
具有良好的高温抗氧化能力和抗电化学腐蚀能力，在高温操作条件下不变形，是比较好的高温辅助材料。
It is a rather good auxiliary material with good resistance to oxidation at high temperatures and electrochemical corrosion and with no deformation when operating at high temperatures.
观察结果表明AA5182的晶粒在变形前后保持等轴状态不变，而6016的晶粒在变形中被拉长。
The results show that the grain of AA5182 keeps equiaxed before and after deformation, while that of 6016 was elongated due to tension deformation.
一块10公分宽、10公分长，只有15克重的气凝胶复合材料，可承受高达300公斤重量也不变形。
A small 10cm by 10cm piece of the aerogel composite material weighing just 15 grams can take up to 300 kilogrammes of weight, maintaining its shape without being flattened.
帝元钢球具有精确的尺寸、圆整的几何形状，很高的硬度和良好的机械性能并具有耐磨损、不变形、不开裂的优异品质。
Diyuan steel ball is with precise dimensions, roundness of the geometric shape, high hardness, good mechanical properties and good wear resistance, no deformation, no breakage etc excellent quality.
只有在静水中，东西反射而不变形。只有在宁静心灵中，才能对世界有适当的领悟。
Only in quiet waters things mirror themselves undistorted. Only in a quiet mind is adequate perception of the world.
致密岩石弹性变形过程中的孔隙度不变性原则将给储量计算带来很大的方便。
It is believed that the principle of porosity invariance during process of tight rock elastic deformation will provide a good deal of convenience for OOIP or reserve estimation.
该本构模型全面考虑了压力、应力第三不变量、变形的硬化和软化、应变率强化以及拉伸损伤等各个影响因素。
The main factors such as pressure, the third invariant of stress tensor, strain hardening and softening, stain rate and tensile damage have been taken into account in the constitutive model.
拓扑是一门数学，它研究的对象是物体在平滑变形(例如伸长、挤压、弯曲、但不得切断或连接起来)之下仍会保持不变的性质。
Topology is the mathematical study of properties that are unchanged when an object is smoothly deformed, by actions such as stretching, squashing and bending but not by cutting or joining.
提出了一种用于图像分割的分段可变形模型，并在模型的能量函数中引入了仿射不变量信息。
A segmental deformable model for image segmentation was presented and affine invariants were introduced into the model's energy function.
针对商品包装图像在水印检测过程中图像会发生变形的问题展开研究，提出一种基于非均值量化系数特征不变的盲数字水印方案。
In view of the problem that the pictures on commodities packaging may have distortion in watermark detection process, studies are carried out and a new blind digital watermark algorithm is proposed.
这件衬衫的袖口洗后照样挺括，不变形。
利用不变形式的方法对复流形上的CR—子流形进行了一定的研究。
In this paper we study CR - submanifolds of a complex manifold using the method of the invariant form.
因此，这种结构能够保证去毛刺过程中纤维坚固不变形，保持研磨的一致性。
Therefore, this structure maintains a consistent rigidity and there is virtually no fiber rod configurational change during the deburring process.
在垂直应力不变，不断改变水平应力的条件下，分析各类软硬岩互层项板的应力、变形、破坏规律。
Studying the variety laws of the plastic failure, distortion and stress of soft and hard rocks alternate-layered roof with the constant vertical stress only the horizontal stress changing.
该标架系统可建立两条同源曲线几何不变量之间的解析关系，用于变形过程几何结构改变的分析。
The frame with its formula can set up analytic relationships among the geometric invariants of two homologous curves, and can be used to analyze the deformation process of geometric structures.
实现了在保持本征值谱结构不变情况下同调谐振子的几种变形。
Several variants of isotonic oscillator which can keep the structure of eigenvalue spectra are realized.
基于不变形预张力的基本概念，建立了斜拉桥成桥状态的多目标、多约束的优化模型，并通过有限元程序求解成桥索力。
Based on the basic concept of the un-deformed pretension of cable, the optimization model of finished state with multi-objective and multi-constraint is used.
基于不变形预张力的基本概念，建立了斜拉桥成桥状态的多目标、多约束的优化模型，并通过有限元程序求解成桥索力。
Based on the basic concept of the un-deformed pretension of cable, the optimization model of finished state with multi-objective and multi-constraint is used.
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