stiffness

1. ADJ-GRADED 硬的;不易弯曲的
   Something that is stiff is firm or does not bend easily.
   1. The furniture was stiff, uncomfortable, too delicate, and too neat...
      家具又硬又不舒服，太不结实而且太小巧。
   2. His waterproof trousers were brand new and stiff...
      他那条防水裤崭新笔挺。
   3. Her fingers were stiff with cold inside her leather gloves...
      她的手指在皮手套里冻得僵硬。
   4. Clean the mussels with a stiff brush under cold running water.
      用一把硬刷子在冷自来水下冲洗贻贝。
2. ADJ-GRADED (门、抽屉等)难打开的，不灵活的，发紧的
   Something such as a door or drawer that is stiff does not move as easily as it should.
   1. Train doors have handles on the inside. They are stiff so that they cannot be opened accidentally.
      火车车门内侧有把手。把手都很紧，防止意外开启。
3. ADJ-GRADED (肌肉或关节)酸痛的，僵硬的
   If you are stiff, your muscles or joints hurt when you move, because of illness or because of too much exercise.
   1. The Mud Bath is particularly recommended for relieving tension and stiff muscles...
      特别推荐想要放松情绪、缓解肌肉酸痛的人泡泥浆浴。
   2. I'm stiff all over right now — I hope I can recover for tomorrow's race.
      我现在全身酸痛——希望明天比赛时能恢复过来。
4. ADJ-GRADED (行为)拘谨的，生硬的，不太友好的
   Stiff behaviour is rather formal and not very friendly or relaxed.
   1. She looked at him with a stiff smile...
      她看着他，脸上挤出生硬的一笑。
   2. They always seemed a little awkward with each other, a bit stiff and formal.
      他们在一起似乎总是觉得有点别扭，有点拘谨，不太随意。
5. ADJ-GRADED 艰难的;严厉的;激烈的
   Stiff can be used to mean difficult or severe.
   1. The film faces stiff competition for the Best Film nomination...
      这部电影在角逐最佳影片提名时面临着激烈的竞争。
   2. Under Greece's stiff anti-drugs laws they could face twenty years in jail.
      根据希腊严厉的反毒品法律，他们将面临 20 年监禁。
6. ADJ-GRADED (酒)烈性的，酒精度数高的
   A stiff drink is a large amount of a strong alcoholic drink.
   1. ...a stiff whisky.
      一杯烈性的威士忌
7. ADJ-GRADED (风)强劲的，猛烈的
   A stiff wind is blowing quite strongly.
   1. Next morning dawned clear and sunny, with a stiff breeze rustling the trees.
      次日一大早,天空晴朗无云，大风吹得树木沙沙作响。
8. ADV 十分;极其;完全
   If you are bored stiff, worried stiff, or scared stiff, you are extremely bored, worried, or scared.
   1. Anna tried to look interested. Actually, she was bored stiff...
      安娜努力装出感兴趣的样子。实际上，她腻烦透了。
   2. I was scared stiff when I realized what I'd done.
      当我意识到自己的所作所为时，我吓坏了。
   3. Stiff is also an adjective.
      
   4. Even if he bores you stiff, it is good manners not to let him know it.
      即使他让你觉得无聊透顶，出于礼貌你也不能让他知道。
9. stiff upper lip → see: lip

1. Some of the stiffness will boil out when you first wash the cloth.
   你第一次洗那布料时，部分浆性就会被烫掉。
2. In this paper, the reason which causes the shear deformation and the joint stiffness were analyzed.
   分析了剪切变形和节点刚性产生的原因，建立了考虑剪切变形、节点刚性的结构内力计算方程。
3. The influence to stress of skew arch bridge was studied by changing the abutment torsional stiffness and width-span ratio.
   通过改变桥台抗扭刚度和宽跨比，研究对斜交拱桥受力的影响。
4. Then the damping effect of elastic restraint is verified and the influence of the damping coefficient and the spring stiffness on the damping effect is discussed.
   验证了弹性约束对拉索振动的减振效果，讨论了阻尼系数和弹簧刚度对减振效果的影响；
5. In this paper, active variable stiffness damping control structure theory is analyzed.
   分析了变刚度半主动控制结构的减振原理；
6. The plastic elemental stiffness matrix was derived by plastic-hinge method.
   然后用塑性铰法推导了单元的塑性刚度矩阵。
7. Low mass, high structural stiffness and friction free viscous damping give excellent dynamic performance characteristics.
   低质量，高刚度和摩擦阻尼特性提供优良的动态性能无粘性。
8. The problem of rotor-bearing with nonlinear stiffness under an unsteady oil-film force was studied when rub-impact happened.
   研究了在非稳态油膜力作用下非线性刚度转子系统发生碰摩时的振动问题。
9. A finite element model for motorcycle frame is built with its strength and stiffness analyzed.
   首先建立了车架有限元模型，对其强度和刚度进行了分析；
10. A considered shear deformation affect, exactitude multi-segment bar members stiffness matrix was deduced by structural mechanics principle.
    利用结构力学原理推导得出了考虑剪切变形影响的精确多分段杆单元模型的单元刚度矩阵。
11. Firstly, the contact stiffness between the workpiece and fixture elements is calculated.
    首先，确定了工件与夹具元件之间的接触刚度；
12. The calculation of bending deflection is always required in analyzing stiffness of the continual beams.
    工程实际中，常采用各种形式的连续梁，对连续梁进行刚度分析时，需要计算其弯曲变形。
13. The stiffness and the linear range of the force capacity decide the basic bearing performance.
    轴承的支承刚度大小和承载力的线性范围决定了轴承的基本性能。
14. It combines flame retardant ability with an excellent balance of high strength, stiffness and heat distortion temperature.
    它结合了火焰高强度优良的平衡，刚度和热变形温度阻燃能力。
15. A method of the determination of the tire side-slip characteristics, vertical and tangential stiffness and damping is given.
    提出了轮胎的侧偏特性、向和切向轮胎刚度阻尼的确定方法。
16. Dynamic stiffness for lateral vibration of a viscoelastic floating pile in a nonlinear viscoelastic soil layer is investigated.
    该文研究了非线性粘弹性土层中粘弹性悬浮桩侧向振动的动力刚度。
17. Recent developments of research on predicting stiffness and strength of3D braided composites were summarized.
    综述了近年来国内外对三维编织复合材料的刚度和强度性能预测方法的研究进展。
18. Lacking stiffness in form or posture.
    在外形和体态上缺少硬度。
19. The sample system belongs among the elastic system whose stiffness and damping is low.
    试件系统为低刚度和小阻尼的弹性系统。
20. Many experiments and research work indicate that the restore stiffness of FPSO mooring system is piece-wise linearity.
    实验和研究工作表明，FPSO系泊系统恢复刚度为分段线性特性。
21. Stiffness: It is a measure of the bending strength of paper and board.
    挺度：挺度是衡量纸和纸板耐弯曲的强度性能。
22. The structure parameters of hollow rubber spring have been optimized for the optimal objective of the ideal stiffness curve.
    以理想刚度特性曲线为优化目标，实现了橡胶空心弹簧结构参数的优化设计。
23. Stiffness, strength and toughness of perfect balance.
    劲度、强度和韧度的完美平衡。
24. The effect of radial load to radial stiffness can be neglected.
    径向载荷的变化对轴承径向刚度的影响可以忽略。
25. This paper Deduced effective length, stiffness and reliability formula of designed torsion bar;
    推导了扭杆有效长度、刚度、可靠性的计算公式；
26. The changes of strength and stiffness of joints under hygrothermal condition are discussed.
    探讨了含脱层的复合材料连接件在湿热环境下的强度和刚度数值的变化。
27. The dynamic stiffness of pre-loaded hollow cylindrical roller bearing is analyzed.
    对预载荷空心圆柱滚子轴承的动态刚度进行了分析。
28. Accurate stiffness and stress models of a class of bridge-type direct coupling compliant mechanism have been studied.
    分析了一类桥式直接耦合柔性机构的精确的刚度和应力模型。
29. The strength of new designed magnesium alloy seat frame is improved in both strength and stiffness.
    新设计的镁合金座椅框架提升了应力强度和刚性强度。
30. To adopt grading control methods in balancing position increases the system stiffness and stability.
    对转子平衡位置采取分级控制策略提高了系统的刚度及稳定性。

noun

1. excessive sternness
   1. severity of character
   2. the harshness of his punishment was inhuman
   3. the rigors of boot camp

   Synonym:    severityseverenessharshnessrigorrigourrigorousnessrigourousnessinclemencyhardness

2. the inelegance of someone stiff and unrelaxed (as by embarrassment)

   Synonym:    awkwardnessclumsinessgracelessness

3. firm resoluteness in purpose or opinion or action
   1. a charming host without any touch of stiffness or pomposity

4. the property of moving with pain or difficulty
   1. he awoke with a painful stiffness in his neck

5. the physical property of being inflexible and hard to bend