The subject of rock 'n' roll has been controversial and a source of conflict between parents and children ever since it first appeared on the scene in the mid 1950's.
自从二十世纪五十年代中期诞生以来，摇滚乐就一直是父母和孩子之间冲突的原因之一。
The ratio of signal to noise (S/N) is greatly improved through the phase sensitivity detection.
通过相位灵敏度检测，大大提高了信噪比。
The letters N, S, E and W stand for north, south, east and west.
字母N、S、E和W分别代表北、南、东和西。
Under the ship, he printed in big red letters: C-O-N-G-R-A-T-U-L-A-T-I-O-N-S!
在船下面，他用红色大字写着：C-O-N-G-R-A-T-U-L-A-T-I-O-N-S！
The next one is Sensing - Intuiting (S-N), with about 75 % of the population sensing.
第二项是感觉——直觉（S-N），大约有75％的测验者是感觉派的。
Furthermore, the P-S-N curves of D type V belt are plotted and the distribution of limit stress are deduced.
还根据所得寿命分布作出了D型V带的P-S-N曲线，并据此推断出极限应力的分布规律可以用威布尔分布或正态分布描述。
The stress field analysis showed that the cleavages formed under horizontal, S-N trending compressive stress.
应力场的分析表明，劈理构造由近南北向的地壳水平挤压应力作用形成。
Experimental results indicated that the effect of shot-peening and ion implantation on the S-N curves is related to temperature.
结果表明，喷丸和离子注入对材料疲劳s - N曲线的影响与实验温度有关。
The S-N curves for internal fracture mode are not affected by surface conditions, which is an inherent characteristic of the material.
内部破坏模式的S - N曲线不受表面条件的影响，是材料固有的特性。
Seven methods for measuring P-S-N curves are presented and these methods are analyzed and compared using the experiment data of five materials.
本文介绍了七种测定p - S - N曲线的方法。并且用五种材料的实验数据对上述测定方法作了分析比较。
The Beiyu trondhjemite, together with felsite porphyry and gabbro, forms an intrusive complex extending S-N in the western part of the Zhongtiao rift.
北峪奥长花岗岩 （体 ）位于中条裂谷的西部 ，和霏细斑岩及辉长岩组成侵入杂岩体 ，呈南北向展布。
On the basis of test count, the complete C-R-S-N curve is worked out according to the principle of statistics. so as to provide basic data for gear design.
在试验数据的基础上，根据统计学原理，拟合出完整的C - R - S - N曲线，并获得各种可靠度下的弯曲疲劳曲线，从而为国产材料齿轮设计提供了必要的基础数据。
The effective flaw model is developed to describe the S-N curves of composite materials. The two fitted parameters in the model have certain physical meaning.
本文建立了复合材料疲劳寿命曲线的“有效缺陷模型”，阐明了模型中两个参数的物理意义。
The effect of sulfuric acid, chromate acid and boric/sulfuric acid anodizing on fatigue performance of aeronautic aluminum alloys was studied by using S-N curve.
采用S-N曲线研究硫酸阳极化、铬酸阳极化和硼酸硫酸阳极化对航空铝合金疲劳极限的影响。
If the failure is defined as the final fracture of a component, then both S-N curves and crack growth rate curves reflect the fundamental material behavior under fatigue loading.
如果都把一个构件的最终断裂作为疲劳破坏的定义，则S - N曲线和裂纹扩展率曲线均是反映金属在疲劳载荷作用下的基本材料特性。
S-N transferable water volume aroused the attention from various aspects, and recently some specialists suggested to divert the surplus water of Danjiangkou reservoir to the North.
南水北调可调水量受到各方面的关注，近期有专家提出引丹江口水库弃水北调的方案。
Main characteristics of statistical accuracy for P-S-N curves are analyzed and the method for mean square error of P-S-N curves parameters by computer simulation is brought forward.
分析了反映P S N曲线统计精度的主要指标，提出了P S N曲线参数估计量的均方误差计算机模拟求法。
The test analysis shows that the fitted slope of test data to nominal stress and hot spot stress S-N curves for aluminum 5083 welded joint with longitudinal fillet welded gusset is 5.
试验分析说明铝合金5083纵向角接板焊接接头名义应力和热点应力疲劳s - N曲线试验数据拟合斜率为5。
The major big rift and two groups of the minor rifts approximately pointing to S-N in the area are the main pathway and the main tectonic crack of heat controller for the hydrothermal activity.
区内近S—N向的主要大断裂和两组次一级的断裂是水热活动的主要通道和主要控热构造裂隙。
One is called the S-N curve of surface fracture mode. It is governed by a crystal slip on the specimen surface, which occurs in the region of short fatigue life and high stress amplitude level.
一组叫做表面破坏模式的S-N曲线，它发生在高应力幅短寿命区，是由试样表面晶体滑移引起的。
This method converted the S-N curve of material into the S-N curve of the construction member so that it made the computation more closely to the practical service life of the construction member.
该方法将材料的S - N曲线转化为零构件的S - N曲线，使之计算结果更接近于实际零构件的使用寿命。
Based on an experimental study of multiple repairing welded joints on high strength offshore structure steel, the R-S-N curves and life estimation equations under Weibull distribution are presented.
对海洋平台用高强度钢焊接接头多次补焊的疲劳性能进行试验研究，给出采用威布尔分布下的寿命估算式及R—S—N曲线。
The experimental results showed that interstitial elements such as c, s, n, o and other impurity elements have great influences on ductility and toughness of maraging steels.
研究结果表明，间隙元素C、S、N、O与其它杂质元素对马氏体时效钢的韧性与塑性的影响很大。
This paper analyses the characteristics of noise and presents the mernod of promoting S/N by inserting a band-pass pre-filter, which can reduce the Pe in data communication under small signal.
通过对噪声特性的分析，提出了用前置带通滤波器来提高信噪比的方法，改善微弱信号时数据通信的效果。
The optical modulation characteristics, differential gain (DG), differential phase (DP) and signal-to-noise ratio (S/N) are described as well in this paper.
文中论述了光调制特性、微分增益（DG）、微分相位（DP）、信噪比（S/N）等重要问题。
The invention relates to a new preparation method of intermediate of (S)-N- benzyl-3-acetyloxethyl pyrrole ester of calcium channel blocker barnidipine hydrochloride.
本发明涉及一种钙离子拮抗剂盐酸巴尼地平中间体（S）-N-苄基-3-乙酰乙氧 基吡咯烷酯的新的制备方法。
Stacking is one of three key technology of the seismic data processing, whose goal is to suppress random noises, enhance the data signal-to-noise ratio (S/N).
叠加是地震处理的主要技术之一，主要的目的是为了提高地震信噪比、压制随机的干扰。
It is pointed out that the principal compressive stress direction of tectonic stress field in the area is nearly s - n.
指出，该区构造应力场的主压应力方向为近南北向。
It is pointed out that the principal compressive stress direction of tectonic stress field in the area is nearly s - n.
指出，该区构造应力场的主压应力方向为近南北向。
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