Noise from outside the shell also can change the intensity of the sound you hear inside the shell. You can look at the shell as a resonating chamber. When sound from outside enters the shell, it bounces around, thus creating an audible noise. 外界的声响也会影响到你从海螺里听到声响的强弱,你可以把螺体看做一个共鸣腔,外界的声波传到螺内之后会在里面来回反弹,从而形成了听得见的声响。
Evolution of climate change intensity in North China from 1901 to 2002 华北地区1901~2002年气候变化强度的演变
We can also change the intensity of the lights. 我们也可以变更强度的灯光。
Adjust the pitch, tone, or volume of. LEDs offer flexible lighting that can change in intensity and colour. 调整斜度、音调或者音量。LED可以自由调节灯具的亮度和颜色。
An intentional regular change in the intensity of one or more display elements or segments. 一个或多个显示元素有意安排的一种有规则的亮度变化。
Change of Intensity Degree of Arable Land Use and Its Driving Mechanism in County Area: a Case Study of Tongcheng County Hubei Province 耕地利用集约度变化及其驱动机制研究&以湖北省通城县为例
Modulus of change vector was adopted to fix the change intensity and stability of vegetation. 以变化矢量的模衡量植被覆盖变化的强度和稳定性。
Primarily study on molecular behavior ecology of rice seedling in response to daily change in sunlight intensity 水稻苗期响应光强日变化的分子行为生态初探
Change of pore water pressure is the precursor of change of soil intensity. 孔隙水压力的变化是土体强度变化的前兆。
Furthermore, there were some interesting phenomena in our experiment, such as the "abnormal" change of intensity in the range of 273K to 298K and the prominent "double peak" phenomenon at the lowest temperature 93K. 另外,本文针对其它的一些有趣的实验现象,比如:273K附近温度的反常变化,以及在测量最低温度93K时非常突出的双峰现象,进行了合理的分析,并得到了初步的结论。
By analyzing the cloud picture, lightning location data and Doppler radar echo, a conclusion can be drawn that the three kinds of non-conventional observation data have close relationship to the influence time, change of intensity and moving direction of synoptic system. 对比红外卫星云图、闪电定位资料以及雷达回波发现,三种非常规气象资料在系统影响时间、强度变化,移动方向方面具有很好的对应性。
The high speed movement of object and rapid change of intensity of received optical signal determined traditional methods of phase-shift distance measuring can not be used in space working condition. 空间交会过程中目标相对测距机高速运动以及因此带来的光强迅速变化,决定了传统的相位测距思路无法直接应用于空间交会。
Change the intensity of magnetic induction, to study the impact of magnetic induction on the magnetic fluid seal. 通过改变磁场强度,研究了磁场强度对密封能力的影响。
By using the data of 9210 system, We analyze the cause of the stabilization of the Rananim's track, the change of intensity and traveling speed before it's landfall, afterwards, we get the result which will be valuable to us for typhoon forecasting. 本文利用9210资料,对台风云娜路径稳定、登陆前强度加强、移速加快和强风雨等原因进行分析,得到一些初步的认识,这些初步认识将对今后台风预报工作有一定的帮助。
On the Change of Intensity in the Zero Beat Region of a Zeeman Transverse He& Ne Laser 横向ZeemanHe&Ne激光零拍区光强变化规律
Change Intensity Variation of Influence Factors on Floating Dust in the Tarim Basin 塔里木盆地浮尘影响因子的强度变化
Additive is used to change the intensity, condensation and circulation to accelerate the construction. 在具体施工时可以根据需要加入相应的外加剂以改变其强度、流动性、凝结性等性质,使其能够更好地保证施工质量。
With twin receiving optical fiber method, a fiber-optic angle sensing principle which can compensate the change of intensity automatically is introduced. 本文采用了双路光纤接收方法,提出了一种可实现光强自动补偿的光纤转用传感原理。
In addition, the bidirectional reflectance properties of winter wheat change in intensity and trend, because the canopy structural properties change with growth stages and leaf area index ( LAI). 不同叶面积指数下,由于作物冠层的结构特征和其他组分参数发生较大变化,其二向性反射特性在强度和趋势上也有一定的变化。
Because the change of acceleration causes the change of intensity, the acceleration can be got by measuring output intensity with the interference of polarization beams and dealing data with differential principles. 由于加速度a的变化产生光强的变化,故利用偏振光干涉原理测出出射光强、利用差动原理处理数据,则可测得加速度a。
We find: ( 1) the change of noise intensity causes the correspondingly change of children's behaviors; 研究发现:。1、噪音强度变化引起幼儿行为变化;
The operation weather forecast system which can automatically show the change and intensity of the precipitation factors in surface and upper air and the precipitation probability has been by using ECMWF grid data and many years experience of forcast. 利用ECMWF格点资料,结合多年的预报经验,运用计算机,建立自动显示地面和高空降水因子强度及变化,显示降水概率大小及变化的天气预报业务系统。
Another method using liquid crystal spatial light modulator can control the small region of incident laser, which can change the intensity distribution and uniform temperature distribution. 采用液晶空间光调制器方案实现温度分布均匀化通过液晶空间光调制器对入射光束不同位置的微小局部进行幅度调制,从而改变输出光场分布,达到均匀化的目的。
Rates of change of land-use intensity and increase of vegetation are negatively correlated. 土地利用程度的变化率和植被的增加率呈负相关,即植被增加率较高的地区,土地利用程度变化较小。
On this basis, the use of change vector method, linear trend and so on, on the left river valley vegetation cover change in intensity, trends and spatial pattern of in-depth analysis. 在此基础上,运用变化矢量法、线性倾向估计法等,对左江流域的植被覆被变化强度、趋势及其空间格局进行了深入分析。
Based on the definition and measurement of the change intensity of target, the target model updating mechanism is built, so that the target model can adapt target changes and improve tracking accuracy. 基于目标变化剧烈程度定义及度量,构建目标模型更新机制,使目标模型能够自适应目标变化,提高跟踪精度。
Change intensity and density of the narrative rhythm brings on the control of narrative time, facilitate the interaction between the narrator and readers of reportage. 叙事时间掌控所带来的叙事节奏上的强度与密度的变化,方便了报告文学叙述者同读者之间的交流互动。
A substance, which can affect CL reaction including the change of intensity, rate, wavelength, can be determined by CL method. 任何能影响化学发光反应,引起发光强度、速度和波长发生改变的物质都能成为化学发光法的分析对象。
Secondly, based on the designed system, change of sound intensity and frequency characteristic are tested in indoor environment. Comparing with the theoretical, the reliability and accuracy of the system is confirmed. 其次,利用设计的采集系统,本文对室内声音传播的声强变化和频率特性进行了实验测试和分析,与理论计算对比,验证了设计系统的可靠性及精确性。
The results show that: Since the implementation of the new curriculum, teachers of certain acts, there have been some changes, but still exists and has not been much change in intensity changing circumstances. 分析结果表明:新课程实施以来,教师的某些行为发生了一些变化,但依然存在转变力度不大和尚未转变的情况。