讨论了弹性波多普勒效应的叠加性质,并指出相对论的时间膨胀和长度收缩对弹性波多普勒效应的影响。
The superposition property of elastic wave's Doppler effect and the influence of relativistic time dilation and length contraction on elastic wave's Doppler effect are also discussed.
如果承认存在绝对参考系,按斐兹杰惹-洛伦兹长度收缩效应和洛奇·洛伦兹时间延缓效应,就可以消除滑落悖论。
If the absolute reference frame is admitted, in accordance with FitzGerald-Lorentz length contraction effect and Lodge-Lorentz time dilation effect, the slide down paradox can be eliminated.
本文应用洛仑兹变换和信号的传播速度小于光速,解释了洛仑兹长度收缩佯谬,具体证明了在不同参照系上的观测者,观测所得结论相同。
By using Lorentz transformation, this article explains the paradox of Lorentz length contraction, it also proves that observers in different reference systems reach the same observing conclusion.
相对论告诉我们的一件事是长度的收缩。
如果应用程序窗口扩展或收缩,这块空间也会根据弹簧长度成比例地伸缩。
As the application window expands or contracts, this space will scale in proportion to the length of the spring.
有规律的宫缩意思是收缩的长度和强度增加,并且伴随着时间间隔的减少。
Regular contractions means the contractions are increasing in length and intensity and are coming at decreasing intervals.
长度—力和力—速度关系是骨骼肌收缩的两个最重要的性质,但用其描述骨骼肌性质时仍有局限性。
The relation of length force and force velocity are two important characters for skeletal muscle contraction, but there is still limitation when describing the nature of skeletal muscle.
本实验以免载体股直肌为实验模型,研究了该肌在一定脉冲电流刺激下其初长度与收缩力、肌张力及肌力变化的相互关系。
The relations between the initial length of rabbit's muscles rectus femoris and its contraction tension were studied with stimulation of pulse electric current.
最后分别讨论了钢种、结晶器长度、拉坯速度、铸坯断面尺寸与结晶器锥度、凝固收缩系数的关系。
In the end the relationship of steel grades, mould length, drawing speed and sectional dimensions of the billet with mould taper and solidification and contraction coefficient has been discussed.
人体各种运动都是通过肌肉收缩和舒张这一活动产生力量或长度的变化来实现的。
Human body movements are achieved through muscle contraction and relaxation of this activity changing in the strength or length.
在舒张期其可视长度比收缩期长。
The length in the diastole was bigger than that in the systole.
变幅等速测试中由于起始角不同造成的肌肉收缩初长度各异是影响肌肉功能的重要因素,是一种前置效应。
Different initial length of muscle caused by different starting Angle in varied range isokinetic testing is an important factor that influences muscle function as a prepositional effect.
同时,下颌骨在长度和高度上都会收缩。
分析了腈纶干法丝束制条中影响产品质量的毛条长度、蒸汽收缩率、条干不匀率等因素。
The influential factors on the quality of dry-spun PAN bully tops, such as length, steam shrinkage, yarn irregularity, were analyzed.
试验结果表明,出水池长度较长,收缩角较小的高位井中的水流流态较好,但池内泥沙淤积程度较重。
Test results show that the flow regime is good in a head tank with a greater length of the outlet pond and a smaller contract angle, while the sediment deposition is heavy.
由于LED消失和缩小,那些小行的长度会增长和收缩。
As the LED fades in and out, those little lines will grow and shrink in length.
在去甲肾上腺素的作用下,单离的大白鼠输精管平滑肌细胞可以发生收缩,细胞收缩的长度与时间成正比例。
Under the action of the noradrenaline, isolated smooth muscle cells of the Rat contracted, the change of the cell length ought directly proportional to the change of time.
结果表明,漆盂最大长度的收缩率为零,最大宽度的收缩率为1.3%,绝对含水率为180%;
As a result, the shrinkage of the longest length of "Yu" was zero, the shrinkage of its greatest width was 1.3%, and the absolute water content was 180%.
右冠状动脉在收缩期可视段宽度比舒张期长;在舒张期其可视长度比收缩期长。
The length and width of the visual segment in the right coronary after at systole and diastole were examined.
应用数理统计和逐步回归原理,建立了最大收缩长度和影响参数的数学模型,并进行了模型的检验;
By applying mathematical statistics and stepwise regression analysis, regression models are established, and regression assumptions are verified.
在结构长度超长的墙体中采用无黏结预应力技术,可以抵消混凝土的收缩应力和温度应力,提高墙体的抗裂性能。
However, when they are considered with the unbonded prestressed slab together, the seismic performance of the whole structure has not been enough clarified.
在结构长度超长的墙体中采用无黏结预应力技术,可以抵消混凝土的收缩应力和温度应力,提高墙体的抗裂性能。
However, when they are considered with the unbonded prestressed slab together, the seismic performance of the whole structure has not been enough clarified.
应用推荐