N-UNCOUNT 松紧带;橡皮筋 Elastic is a rubber material that stretches when you pull it and returns to its original size and shape when you let it go. Elastic is often used in clothes to make them fit tightly, for example round the waist.
...a piece of elastic. 一根松紧带
...my plaid Bermuda shorts with the elastic waist. 我那件束腰的格子呢百慕大短裤
ADJ-GRADED 有弹性的,有弹力的 Something that is elastic is able to stretch easily and then return to its original size and shape.
Beat it until the dough is slightly elastic. 一直搅打,直至生面团略有弹性。
...an elastic rope. 有弹性的绳子
ADJ-GRADED (想法、计划、政策等)有通融性的,灵活的,能变通的 If ideas, plans, or policies are elastic, they are able to change to suit new circumstances or conditions as they occur.
...an elastic interpretation of the rules of boxing... 对拳击规则的灵活解释
If export and import demand is elastic, then the change in trade volumes will operate to remove the surplus. 如果进出口需求具有灵活性,那么贸易额的变化则可能会抵消盈余。
Low Ponytail Slick back unruly hair with a pomade and gather it at the nape using two elastics for support. 用发蜡将杂乱的头发捋到后面,用两根橡皮筋将头发在颈部扎起来。然后将马尾分成三股,用卷发棒将每股头发卷一下。
Elastics and wires are changed monthly. 橡皮圈和金属线得每个月替换。
In Vitro Investigation on Tensile Properties and Force Degradation of Orthodontic Elastics 正畸乳胶牵引圈拉伸性能及力值衰减的体外实验研究
Compared with unstable elastics, it is tensile and flexible with high endurance; moreover, it largely increases the comfort of products. That's why it is widely used in furniture industry. 与其他产品相比,S簧具备更强的的伸张力、弹性和更久的疲劳性能,并且极大地增加了底座的舒适度,这就是为什么它会成为家具行业的首选配件的原因。
The strengthening elastics distributed rationally in the meeting area of the air paths will reduce the rate of cracking. 在气道汇集区域内合理布置的加强筋将降低开裂的几率。
Measures to Prevent and Cure Weft Direction Defects in Weaving Elastics Jean Using Air-jet Loom 纬斜,纬不正(织疵)喷气织机织造弹力牛仔布纬向疵点的防治措施
Objective: To study the effects of treatment of Angle ⅱ division 2 malocclusion with upper/ lower arch expansion and Class ⅱ elastics in adults. 目的:应用扩大上/下颌牙弓和Ⅱ类牵引方法矫治成人安氏Ⅱ类2分类错牙合,观察并比较矫治前后硬组织X线头影测量以及模型的变化。
The salt sequences are mainly composed of light gray halite, gypsum and marl and brown elastics. 盐岩层序的岩性主要为灰白色、浅灰色盐岩、膏岩、泥灰岩和紫红色碎屑岩,厚110~3000m。
This paper analyses elastics constants matrix of the fracture media with random and two direction under the theory of fracture media by Hudson. 作者在Hudson关于裂隙介质假设的条件下,分析了含随机取向裂隙介质和两组取向裂隙介质的弹性常数矩阵。
The inaccuracy of elastic classification is pointed out first, and then by taking the elastics of demands as an example, the numerical expressions are described and proved for the elastic classification emphatically from arc elastics. 首先指出弹性分类表述中存在不准确的地方,然后以需求弹性为例,着重从弧弹性上说明和证明了弹性分类的数学表达;
Sleeper is regarded as a finite long beam on continuous elastics base. The relation between rail forces and sleeper displacement is established by analysis of sleeper forces. 将轨枕视为连续弹性基础上的有限长梁,对轨枕进行了受力分析,建立了钢轨轴向力和轨枕变形曲线的关系。
To avoid wrong movement of the lower teeth of the patients with asymmetric mandible and dental arch, the force value and direction of class II elastics should be adjusted; 对下颌骨或下牙弓不对称的患者,牵引时应调整力值与方向以避免位移偏差;
Harmonic Transmission is a new transmission which establishes base of thin shell elastics deformation, thin wall flexibility bearing is key part of the harmonic transmission device. 谐波传动是建立在薄壳弹性变形理论基础上的一种新型传动,薄壁柔性轴承是谐波传动装置上的关键部件。
A thermo elasto optical distortion model for the main amplifier of SG ⅲ prototype is presented in this paper, which consists of three modules, i.e., modules of heat transfer, thermo elastics and optics. 给出了神光Ⅲ原型装置主放大器系统的热畸变模型,该模型包括三个模块:热传输模块、热弹性力学模块、光学模块。
In order to understand the factors controlling the silicious elastics fills in sedimentary basins and to predict the reservoir characteristics and distribution, a 2-D stratigraphic simulation programme is developed based on semi-empirical algorithms. 为分析沉积盆地硅质碎屑岩充填的控制因素、预测储层特征及分布,以半经验算法为基础研制了二维地层模拟程序。
Clinical Comparison of Torque Square Wire and Intermaxillary Elastics for Deep Molar Overjet 转矩方弓和交互牵引矫治磨牙深覆盖的临床研究
As the main component of the derm, elastics and collagens had some changes in the aging skin. 胶原纤维和弹性纤维作为皮肤结缔组织的主要成分,其特征性的病理变化对于临床上皮肤松弛、皱纹等老化表现具有重要意义。
Unreasonable curriculum construction, and lacking elastics; 课程结构不合理,缺乏弹性;
Direct measurement of seismic attenuation ascertains that fluid motion is a primary mechanism in porous, permeable elastics. 地震波衰减机制和测量方法研究表明,在孔隙和渗透性碎屑岩中,流体运动是衰减的主要机制。
In this study the problem of dynamic responses of a surface layer of an elastic body to the stress waves, produced by various shock loadings, such as a suddenly breaking down of the elastics mediums, is considered. 本文研究了弹性体表面覆盖层对弹性体内部由于瞬态加载或者材料突然断裂等冲击因素所引起的应力波的动力响应问题。
Materials and methods Begg tip-back arch wire was ligated to the gingival side of edgewise brackets and Class ⅱ elastics were used. 方法将Begg矫正技术中的有后倾弯的唇弓改良,放于方丝弓托槽的龈方,结扎丝将其悬吊于托槽上,再通过适当Ⅱ类牵引和下颌的颌内牵引,打开咬合。
The maximum pulling load, stress, strain, modulus of elastics, bending moment, stress, impacting work, tenacity, the stress relaxation and creep data and curves were obtained. 得出了薇菜拉伸最大载荷、应力、应变、弹性模量、弯曲弯矩、弯曲应力,得出了薇菜冲击功、冲击韧性;
First, by the theoretical analysis of the process of presplitting blasting based on the basic theories research outcomes of blasting mechanics, elastics mechanics, fracture mechanics and rock mechanics, a basic calculation formula for the parameters of the presplitting blasting designing has been established. 首先根据爆炸力学、弹性力学、断裂力学和岩体力学的一般理论和研究成果,对预裂爆破的过程进行了理论分析,推导出了预裂爆破设计的基本参数计算公式;
Besides elastics, carbonate rocks are also developed, most often on gently inclined littoral or mudflats. 除碎屑岩外,也发育碳酸盐岩,大多经常出现在缓倾斜的湖岸或泥坪上。
Methods Fourteen cases of anterior open bite were selected, and treated with reverse-curve arch wire, meanwhile with vertical elastics at the anterior part. 方法对14例前牙开牙合的患者应用摇椅形弓丝同时配合前牙区垂直牵引进行矫治,通过分析矫治前后X线头颅定位侧位片,评价其矫治效果。
Dynamic Characteristics of Nonlinear Elastics Rotor System with Rub-impact Faults 非线性弹性转子系统碰摩的动态特性
The stress and elastics strain of the hand reflects the ergonomics problem of the handle. 通过分析获得手部的应力分布及应变情况,来反映手柄存在的人机问题。
Use of elastics ablation damage lamellar membrane fusion and linking hypertension, Dogs successfully established the Stanford type B aortic dissection pathophysiological model. 利用弹力蛋白酶消融破坏中膜板层连接融合性和升高血压水平,成功建立了犬的StanfordB型主动脉夹层病理生理性模型。
Because of not all patients wear head cap or elastics, we analysis the first three parts. 由于本研究中不是所有患者都佩戴头帽和橡皮筋,所以只分析前3项。